Computers And Technology High School

Given that P(A) = 3.P(B) = .6, and P(BA) = 4 Find: P(A or B) • Note: Show your work solving for the answer

Answers

Answer 1

To find P(A or B), we can use the formula:

P(A or B) = P(A) + P(B) - P(A and B)

We are given that P(A) = 3P(B) and P(BA) = 4.

We can derive the value of P(A and B) from the information given. We know that:

P(BA) = P(A and B) / P(B)

So, P(A and B) = P(BA) * P(B)

substituting the values given, we get:

P(A and B) = 4 * (0.6/3) = 0.8

Now, we can find P(A or B) as follows:

P(A or B) = P(A) + P(B) - P(A and B)

Substituting the values of P(A), P(B), and P(A and B), we get:

P(A or B) = 3P(B) + P(B) - 0.8

Simplifying the equation, we get:

P(A or B) = 4P(B) - 0.8

Substituting the value of P(B) from the equation P(A) = 3P(B), we get:

P(A or B) = 4(0.2) - 0.8

P(A or B) = -0.4

However, this result is not possible since probabilities must be between 0 and 1. Therefore, there must be an error in the given data or calculations.

In conclusion, the given information does not provide a valid probability distribution, and thus, it is not possible to solve for P(A or B).

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Related Questions

what is the main purpose of pseudocode?

A. to debug a program

B. to help the programmer create error-free code

C. to test a program

D. to plan a program

Answers

Answer:

i think correct ans is a) to debug a program

Should I work for Tesla and why?

Answers

Working for Tesla can be a rewarding experience due to its innovative work in the electric vehicle industry, opportunities for professional growth, and potential impact on sustainable transportation.

Tesla is a pioneering company in the electric vehicle industry, known for its innovative technology and commitment to sustainable transportation. Working for Tesla can provide a unique opportunity to be part of a cutting-edge company that is leading the transition towards a greener future. The company's focus on renewable energy and reducing carbon emissions aligns with the growing global demand for sustainable solutions.

Moreover, Tesla offers a dynamic and fast-paced work environment, providing employees with opportunities for professional growth and development. The company encourages a culture of innovation, teamwork, and problem-solving, allowing individuals to contribute their skills and expertise to meaningful projects. The fast-evolving nature of the industry also means that employees have the chance to work on groundbreaking technologies and be at the forefront of industry advancements.

Additionally, working for Tesla can offer a sense of purpose and impact. By contributing to the development and production of electric vehicles, employees have the opportunity to make a difference in reducing dependence on fossil fuels and combating climate change. Being part of a company that is revolutionizing transportation can be personally fulfilling and align with one's values.

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5. (5 points) Construct the truth table and determine whether the proposition is a tautology, contradie tion, or contingency PNP V-9)

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The given statement is P ∨ ¬P. To evaluate whether the given statement is a tautology, contradiction or contingency, we construct a truth table. The truth table for the given statement is as follows: P¬PP ∨ ¬PTrue False False ∨ True True False True ∨ FalseTrue True False ∨ False False True .

The truth table above shows that the given statement P ∨ ¬P is a tautology. This means that the statement is true for all possible truth values of its propositional variables. Therefore, the statement is true regardless of the truth values of P and ¬P.Table for P ∨ ¬PP¬PP ∨ ¬PTrueFalseFalse ∨ True True True FalseTrue ∨ FalseTrueTrueFalse ∨ FalseFalseAs shown in the truth table, the given statement P ∨ ¬P is a tautology.

This implies that the statement is true for all possible truth values of its propositional variables. As a result, the statement is always true regardless of the truth values of P and ¬P.A tautology is a type of compound statement that is always true. It can be obtained by combining two or more simple statements using logical connectives. This means that the truth value of the tautology is always true irrespective of the truth values of the propositions it is composed of.

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Arguments are passed to the base class by the ________ class ________ function. A. base, constructor B. None of these C. derived, destructor D. base, destructor E. derived, constructor The base class's ________ affects the way its members are inherited by the derived class. Group of answer choices A.return data type B. name C.construction D. access specification E. None of these Which is the derived class in the following statement? class Car : protected Vehicle Group of answer choices A.Vehicle B. protected C. Car D. There is no way to tell. E. None of these

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Arguments are passed to the base class by the derived class constructor function.The base class's Access Specification affects the way its members are inherited by the derived class.Car is the derived class in the following statement.

Which is the derived class in the following statement?A class that is generated from an existing base class is known as a derived class. The base class's members, including its methods, data members, and attributes, are passed down to the derived class. The functionality of the base class can then be modified or extended by the derived class.In conclusion, a derived class is an existing base class that is constructed from, and inherits the members of.The derived class can then extend or modify the functionality of the base class by adding new methods, data members, and properties.The required inputs must be passed to the base class through the derived class function Object() { [native code] } function. The base class's access specifier has an impact on how the derived class inherits its members.The derived class can then add new methods, data members, and attributes, or replace existing members, to further enhance or improve the functionality of the source class.

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Preset headers and footers cannot have additional information add to the areas.
Group of answer choices

True

False

Answers

the answer to the question is true

What is 7/12 simplified?

Answers

Answer:

7 12

Explanation:

________ mis infrastructure identifies where and how important information, such as customer records, is maintained and secured.

Answers

Answer:

The answer would be information.

Explanation:

This is a definition of supporting operations.

Richard has recently updated the antivirus software on his tablet. While browsing through some music websites, he receives a pop-up mentioning that his tablet is under threat and many viruses are present on the system. The pop-up urges Richard to download freeware to protect his tablet from damage. What problem is Richard facing in this scenario? A. Richard is being asked to download the optimal configuration for his system. B. Richard is being asked to download updates for his system. C. Richard is being asked to download fake antivirus software. D. Richard is being asked to download a free music application.

Answers

Answer:

The Answer is C

Explanation:

Which of the following best describes the original meaning of the term hacker?

Skilled computer user
Dangerous cybercriminal
Beginning computer programmer
Computer virus developer

Answers

Answer:

Dangerous cybercrimina

Explanation:

Answer:

Skilled computer user and computer virus developer

Explanation:

Noodletools is one of the Online databases available at the BLA library
website. I can print a copy and/or export a copy of my citations from
Noodletools.
True
False

Answers

Answer: true

Explanation:

given the following information, are the source and destination hosts on the same network? find the network from both the source and destination address by anding the ip address with the subnet mask then compare network addresses. source: 44.168.128.1 destination 44.168.131.0 mask: 255.255.252.0

Answers

Write the IP address provided in binary format in step 1. Write the subnet mask in binary form in step two. Step: Connect the matching octets of the IP address and the subnet mask using the logical ANDing operation.

Finding the subnet mask for a CIDR address is a simple procedure. The network component of the address's bits are translated to 1s and padded on the right with 0s until 32 numbers are present. The numbers are then split into 4 groups called octets. Finding the subnet mask for a CIDR address is a simple procedure. The network component of the address's bits are translated to 1s and padded on the right with 0s until 32 numbers are present. The numbers are then split into 4 groups called octets.

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the red battery cable is usually grounded on the engine block. true or false

Answers

The statement given "the red battery cable is usually grounded on the engine block." is false because the red battery cable is typically connected to the positive terminal of the battery, not grounded on the engine block.

In a typical automotive electrical system, the red battery cable is connected to the positive terminal of the battery, which is usually marked with a plus sign (+). This cable carries the positive electrical current from the battery to the various electrical components and systems in the vehicle. On the other hand, the black battery cable, also known as the ground cable, is connected to the negative terminal of the battery and serves to ground the electrical system.

It is important to connect the cables correctly to ensure proper electrical flow and avoid damage to the vehicle's electrical components. So, the statement that the red battery cable is usually grounded on the engine block is false.

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Which of these formulas uses relative cell references? A 5*10 B F18/2 C $A$10/100 D17+$D$1

Answers

Answer:

B F18/2

Explanation:

What are some ways tables can be inserted into a document? Check all that apply

•drawing table
•using a dialog box
•using quick tables
•using the save options
•converting an image to a table
•adding an excel spreadsheet

Answers

Answer:

drawing tableusing quick tablesconverting an image to a table.

Answer:

its 1. 2. 3. 6.

Explanation:

To light up an LED, you need to connect the cathode leg to one of the Digital Pins and connect the Anode leg to the ……………. on the Arduino board.

Answers

Answer bobobobobobobobo

Which of these is NOT a part of the organizational change model used to support change management for Information security requirements. a. freezing b. unfreezing c. moving d. security training

Answers

The organizational change model used to support change management for Information security requirements typically involves three stages: unfreezing, moving, and refreezing. The option that is NOT part of this model is (a) freezing.

Unfreezing (b) is the first stage, where the organization acknowledges the need for change and begins to prepare for it. This involves breaking down existing structures, beliefs, and habits to create a sense of urgency and receptiveness to new ideas.

Moving (c) is the second stage, where the organization implements new processes, systems, and behaviors to address the identified Information security requirements. This stage may involve redefining roles, creating new policies, and incorporating new technologies to improve security.

Refreezing (d) is the final stage, where the organization solidifies the changes and ensures their sustainability. This involves integrating new processes and practices into the organization's culture, as well as providing ongoing support and reinforcement.

Security training, while essential in improving Information security, is not a distinct stage in the organizational change model. It is, however, an important component within the moving stage to help employees adapt to new policies and procedures effectively. Hence, a is the correct option.

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escribe un texto argumentativo donde expreses tu opinión acerca del acoso cibernético

Answers

Respuesta:
El acoso cibernético es uno de los problemas menos tratados por la sociedad y a la vez uno muy recurrente. Este tipo de acoso rastrea a la persona a través de redes sociales y la investiga con fines degradantes para el afectado, sin embargo, para prevenir este se deben tomar medidas de seguridad como no compartir toda tu vida en el internet y así evitar estos casos que generalmente terminan con abuso sexual o secuestro.

In Java, write a pay-raise program that requests a person’s first name, last name, and current annual salary, and then displays the person’s salary for next year. people earning less than $40,000 will receive a 5% raise, and those earning $40,000 or more will receive a raise of $2,000 plus 2% of the amount over $40,000. a possible outcome is presented in the figure below.

Answers

Here's a sample Java code for the pay-raise program that meets the requirements you mentioned:

The Java Program

import java.util.Scanner;

public class PayRaiseProgram {

public static void main(String[] args) {

Scanner scanner = new Scanner(System.in);

// Request user's information

System.out.print("Enter first name: ");

String firstName = scanner.nextLine();

System.out.print("Enter last name: ");

String lastName = scanner.nextLine();

System.out.print("Enter current annual salary: ");

double currentSalary = scanner.nextDouble();

// Calculate salary for next year based on the rules

double nextYearSalary;

if (currentSalary < 40000) {

nextYearSalary = currentSalary * 1.05; // 5% raise

} else {

nextYearSalary = 2000 + (currentSalary - 40000) * 1.02; // $2,000 plus 2% raise

}

// Display the result

System.out.printf("Next year salary for %s %s: $%.2f", firstName, lastName, nextYearSalary);

scanner.close(); // close the scanner to free resources

}

When you run this program, it will prompt the user to enter their first name, last name, and current annual salary. Then, it will calculate the salary for next year based on the given rules and display the result in the format of "Next year salary for [first name] [last name]: $[salary]". Here's an example output:

Enter first name: John

Enter last name: Doe

Enter current annual salary: 50000

Next year salary for John Doe: $51000.00

Answers

c) Stroke adjusts the thickness or type of line that borders a shape or image.

In computer graphics and design software, the stroke refers to the line that outlines the shape or image.

It determines the thickness, color, and style of the border surrounding the shape or image.

By adjusting the stroke properties, you can modify the thickness or type of line that borders a shape or image.

For example, you can increase or decrease the thickness of the stroke to make the border appear thicker or thinner.

You can also change the color of the stroke to match your design preferences.

Additionally, you can apply different styles such as dashed, dotted, or solid lines to the stroke, altering the visual appearance of the border.

Adjusting the stroke properties provides flexibility and control in creating and customizing the borders of shapes and images, allowing you to achieve the desired visual effect in your designs.

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What is the result when you run the following program?
print("2 + 7")
print(3 + 1)
2+7
4
9
3+1
O an error statement
9
4

Answers

Answer:

The result will be 2+7 for the statement PRINT ("2+7") and 4 for the statement PRINT (3+1).

When a user run "print("2 + 7")", the result will be "2+7" and when a user run "print(3 + 1)", the result will be "4".

Programming

According to the question,

print("2 + 7")

print(3 + 1)

In the above two codes, Due to the general contained double quote (" "), this same software will treat ("2+7") throughout the double quotation as little more than a string, i.e., "2+7."

Whenever users type 3+1 without any of the quotation marks, this should perform the addition between integer digits as well as output the outcome of adding 3 and1, i.e., "4".

Thus the above response is right.

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who are your favorite You tubers mine are the Dobre Brothers

Answers

Answer:

mine are H2O delerious and Lazar beam

Explanation:

I enjoy watching watching whatever comes up on my recommended page :)

What happened when the disk you inserted is not readable by this computer?

Answers

When the disk you have inserted is not readable by the computer, it means that the computer is unable to access or retrieve any data from the disk.

This can happen due to several reasons. One possibility is that the disk is corrupted or damaged. In such cases, the computer may display an error message stating that the disk is unreadable or cannot be recognized. Another possibility is that the disk format is not supported by the computer's operating system. Different operating systems have different file systems, and if the disk is formatted in a file system that is not compatible with the computer, it won't be readable. Additionally, if the disk is encrypted or password-protected, the computer won't be able to read it without the correct credentials. In conclusion, when the disk you inserted is not readable by the computer, it could be due to disk corruption, incompatible file system, or encryption/ password protection.

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You can't export data from Access to Word. True False

Answers

False. Exporting data from Access to Word is a relatively simple process that can be done in just a few steps. By doing so, you can create documents, reports, and other written materials that include data from your database.

You can export data from Access to Word.Access and Word are part of the Microsoft Office suite of productivity applications. Although they are separate applications, they can be used together to perform a variety of tasks. Access is a database management application that can be used to create, store, and manage data, while Word is a word processing application that can be used to create documents, reports, and other written materials.

While it is true that Access and Word are different applications, they can be used together to perform a variety of tasks. For example, you can export data from Access to Word to create a report or other document that includes information from your database. This process is known as a mail merge.In order to export data from Access to Word, you will need to follow these steps:Open the database that contains the data you want to export.Select the table or query that contains the data you want to export.

Click on the "External Data" tab in the ribbon.Select the "Word" option from the "Export" group.In the "Export - Word Document" dialog box, select the options you want for your export, such as the file name, file format, and data to include.Click "OK" to export the data from Access to Word.

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explain at least 3 requirements for computer mass-storage devices.

Answers

Computer mass-storage devices are crucial components in modern computing systems, responsible for storing and retrieving data. In order to ensure optimal performance and reliable functionality, there are several key requirements that these devices must meet.

Here are three important requirements for computer mass-storage devices:

1. Capacity: One of the most important requirements for computer mass-storage devices is their capacity. As computing systems continue to generate increasingly large amounts of data, mass-storage devices must be able to accommodate this growth. For example, hard disk drives (HDDs) and solid-state drives (SSDs) must have enough space to store the operating system, applications, and user data without running out of room.

2. Speed: Another crucial requirement for computer mass-storage devices is their speed. As users demand faster access to their data, storage devices must be able to quickly read and write data. This is particularly important for applications that require high-speed data transfer, such as video editing or gaming. Solid-state drives (SSDs) are typically faster than hard disk drives (HDDs) due to their lack of moving parts.

3. Reliability: Finally, computer mass-storage devices must be reliable in order to ensure the safety and integrity of stored data. This includes features such as error-correcting code (ECC) that detects and corrects data errors, as well as mechanisms that protect against data loss due to power outages or system failures. Additionally, mass-storage devices must be resistant to physical damage or wear and tear that can lead to data loss.

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third-generation programming languages include java, c, and fortran. True or false?

Answers

Third-generation programming languages include java, c, and fortran is True

Third-generation programming languages include Java and C, but not Fortran. Fortran (short for Formula Translation) is considered a second-generation programming language, which was developed primarily for scientific and engineering computations. It was one of the earliest high-level programming languages, but it predates the third-generation languages like Java and C. Java and C are both examples of third-generation programming languages, which are characterized by their higher level of abstraction, improved syntax, and support for structured programming paradigms. Third-generation languages are generally more powerful and versatile compared to their predecessors, enabling developers to write complex and efficient code for a wide range of applications.

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Hzudus du9zhxuuw uusuz8uw eebduhzz dahzudd sdduzzdsdhz d8uubzb dd8udhhzd fhxx ffhxxff ffbus ffddfsjgg sdgdshug9j ggddhhsuus dghdh dhhdbu xhhydbf

Answers

Answer:

stop doing that please. It's annoying

Answer:

I can't understand your question

Which statement below returns 'soccer'?
sports = [2: football', 3:'soccer', 4:'volleyball', 5:'softball'}

• sports.find(soccer')
• sports[3]
• sports(3)
• sports.get(2)

Answers

Answer:

The answer is the second option.

sports = {2: 'football', 3:'soccer', 4:'volleyball', 5:'softball'};

console.log(sports[3]);

will output:

soccer

Explanation:

There were several syntax errors in the code (assuming it is javascript):

- Text strings must be enclosed in single or double quotes.

- sports is an object, not an array, so it should have { } and not [ ]

Which 2 tools are useful to remote employees and coworkers.

Answers

Two big useful tools are one, File Storage tools, and two, Project Management Tools.

how to free up space on android without deleting anything

Answers

Answer:

get a new phone

Explanation:

because it works

Create a flowchart from the following algorithm.
Step 1: Input VALUE1, VALUE2
Step 2: if (VALUE1 > VALUE2) then
MAX VALUE1
else
MAX VALUE2
endif
Step 3: Print “The largest value is”, MAX

Answers

The flowchart for this algorithm is attached in the given image below.

What is a FlowChart?

This refers to the diagrammatic representation of the sequence of codes that are written with conditional statements and executable variables.

Hence, we can see that the flowchart for this algorithm is attached in the given image below.

The flowchart shows the sequence of commands and the conditional statements and corresponding actions when a condition is met or not met.