the probability that s student owns a car is 0.65, and the probability that a student owns a computer is 0.82. if the probability that a student owns both is 0.55, what is the probability that a randomly selected student owns a car or computer? what is the probability that a randomly selected student does not own a car or computer?

Answers

Answer 1

The probability that a student owns a car or a computer is 0.45 and the probability that a student does not own a car or a computer is 0.

What exactly is probability?The probability is calculated by dividing the total number of possible outcomes by the number of possible ways the event could occur. Probability and odds are two distinct ideas. Odds are calculated by dividing the likelihood of an event by the likelihood that it won't.

So, we know that:

Students who own a car: 0.65 ⇒ 65

Students who own a Computer: 0.82 ⇒ 82

Students who own both: 0.55 ⇒ 55

Probability formula: Favourable events/Total events

The probability that a student owns a car or a computer:

Favourable events: 100 - 55 = 45

P(E) = Favourable events/Total events

P(E) = 45/100

P(E) = 0.45

The probability that a student does not own a car or a computer:

Favourable events: 0

P(E) = Favourable events/Total events

P(E) = 0/100

P(E) = 0


Therefore, the probability that a student owns a car or a computer is 0.45 and the probability that a student does not own a car or a computer is 0.

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Related Questions

1. give a big-o estimate for the number of operations(where an operation is an addition or a multiplication)used in this segment of an algorithm.t :

Answers

The big-O estimate for the number of operations in this segment of the algorithm is O(n), where n represents the input size.

To give a big-O estimate for the number of operations used in a segment of an algorithm, we need more specific information about the segment and its complexity. Big-O notation provides an upper bound on the growth rate of the algorithm as the input size increases.

If the segment involves a loop that iterates n times, and each iteration performs a constant number of operations (additions or multiplications), then the complexity would be O(n). This means that the number of operations increases linearly with the input size.

However, without further details about the specific segment or the algorithm's overall structure, it is challenging to provide a more accurate estimation. The complexity analysis requires examining the code's control flow and considering factors such as nested loops or recursion.

In summary, the big-O estimate for the number of operations in this segment of the algorithm is O(n), where n represents the input size.

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12, 6, 3, 1.5 common ratio

Answers

Answer:

14

Step-by-step explanation:

You can determine the common ratio by dividing each number in the sequence from the number preceding it.

who can do my algebra hw there are just 4 problems :) will give BRAINLIST. btw i need your sna. or ig​

Answers

Answer:

Ok if u answer my questio...

Step-by-step explanation:

i can my snp is lit_dogface

Function rules from equations
For a given input value q, the function f outputs a value r to satisfy the following equation.
11g 4= 3r6
Write a formula for f(g) in terms of q.
f(q) =
Stuck? Review related articles/videos or use a hint.
Report a problem

Answers

On solving the provided question, we can say that - 11g +4= 3r-6 the value of this equation is -10/3

What is equation?

An equation is a formula in mathematics that joins two statements with the equal symbol = to represent equality. The definition of an equation in algebra is a mathematical statement proving the equality of two mathematical expressions. In the equation 3x + 5 = 14, for instance, the terms 3x + 5 and 14 are separated by an equal sign. The link between two phrases on either side of a letter is expressed mathematically. There is often only one variable, which is also the symbol. instance: 2x - 4 Equals 2.

here,

11g +4= 3r-6

g = 0

3r = -10

r = -10/3

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A 12 sided solid has faces numbered 1 through 12. The probability of rolling a number greater than 5

Answers

Answer: 7/12

Step-by-step explanation:

From numbers 1 - 12,  there are seven numbers greater than 5 so they probability of rolling a number greater than 5 is 7/ 12

in a circle of radius 8 feet find the length of an arc find the area of the sector formed by the central angle

Answers

The area of the sector formed by the central angle, we can use the formula:
Sector Area = (central angle / 360 degrees) * π * radius^2

To find the length of an arc in a circle, we can use the formula:

Arc Length = (central angle / 360 degrees) * 2 * π * radius

In this case, the radius is 8 feet. Since the question doesn't specify the central angle, we can't find the exact length of the arc. However, if you provide the central angle, we can calculate it for you.

To find the area of the sector formed by the central angle, we can use the formula:

Sector Area = (central angle / 360 degrees) * π * radius^2

Again, we need the value of the central angle to calculate the sector area accurately.

Let me know if you have the central angle, and I can help you further with the calculations.

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please help with this asap !!

please help with this asap !!

Answers

Answer:

Retake the pic

Step-by-step explanation:

Nobody can help you with a blurry image like that , even if they could

what is the value of 7 -(-4)

Answers

7-(-4) = 11

7-(-4) is basically the same as 7+4 since it is a double negative. If it’s difficult to understand double negatives, distribute the outside negative to the inside of the parentheses, negative times a negative is positive so 7+4=11

Four decreased by six times a number is one

Answers

Answer:

4n-6

Step-by-step explanation:

The equation should be 6x-4=1. If I’m looking at it correctly lol. Do you need the answer as well?

if we allowed the number of edges between any two nodes to be more than two - i.e. there are 7 roads from city a to city b and 5 roads from city b back to city a and so on, like that for many of the other cities, then which of the two data structures we used for our graph problems, would be able to accurately store that graph information?

Answers

If we allow the number of edges between any two nodes to be more than two, we would need to use the adjacency matrix to accurately store that graph information.

The adjacency matrix is a matrix representation of a graph where the rows and columns represent the vertices and the values in the matrix represent the number of edges between two vertices.

In this case, we could have values greater than 1 in the matrix to represent multiple edges between two vertices.

On the other hand, the adjacency list data structure would not be able to accurately store this information, as it represents each vertex and its adjacent vertices in a linked list format.

It would be difficult to represent multiple edges between two vertices using this data structure.

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Please help and show work, will give lots of points!

Lourdes is reading a biography for her history class. She reads 30 pages each day. After 9 days, Lourdes has read 3/5 of the biography. Write a linear equation to represent the number of pages Lourdes still has to read after x days.
y = []x + []
(Use above format to write the equation.)

What does the y-intercept of this linear equation represent?
A. Pages already read
B. Pages in book
C. Pages read each day
D. Days to finish

Answers

Answer:

The linear equation is y = 450 - 30 x, where y is the number of pages

Lourdes has left to read after x days

Step-by-step explanation:

Each day, Lourdes reads 30 pages of a 450-page book

- We need to write a linear equation to represent the number of pages

 Lourdes has left to read after x days

∵ Lourdes reads 30 pages each day

∵ Lourdes will read for x days

∴ The number of pages Lourdes will read in x day = 30 x

- The left pages will be the difference between the total pages of the

 book and the pages Lourdes read

∵ The book has 450 pages

∵ Loured will read 30 x in x days

∴ The number of pages left = 450 - 30 x

- Assume that y represents the number of pages Lourdes has left

 to read after x days

∴ y = 450 - 30 x

The linear equation is y = 450 - 30 x, where y is the number of

pages Lourdes has left to read after x days

Find the sum of 5x3 -4x and 8x + 8.

Answers

We must find the sum of the polynomials:

\(\begin{gathered} p(x)=5x^3-4x, \\ q(x)=8x+8. \end{gathered}\)

The sum of the polynomials give:

\(p(x)+q(x)=(5x^3-4x)+(8x+8)=5x^3+4x+8.\)

Answer

\(5x^3+4x+8\)

I need help with this question please and thank you

I need help with this question please and thank you

Answers

Answer:

Step-by-step explanation:

Using SOHCAHTOA Tangent is TOA

tangent = opposite/adjacent

Opposite of C is 4

Adjacent to C is 3

tan(C)=4/3

Solve for m/MNP if m/MNO = 114° and m/PNO = 55°. N P M​

Answers

Answer: The measure of angle MNP is 59 degrees.

Step-by-step explanation:

From the question, it seems like M, N, and O are points on a line, and P is a point not on that line. This forms two adjacent angles MNO and PNO that add up to a straight angle (180°).

The measure of angle MNO is given as 114° and the measure of angle PNO is given as 55°.

So, the measure of angle MNP, which is the difference of angles MNO and PNO (since PNO is part of MNO), can be found by subtracting the measure of angle PNO from the measure of angle MNO:

m/MNP = m/MNO - m/PNO

m/MNP = 114° - 55°

m/MNP = 59°

So, the measure of angle MNP is 59 degrees.

What is the equation of the function that is graphed as line b ?


y = x - 1
y = 2 x + 1
y = -4 x
y = x + 1

Answers

Answer:

Y=-x-1

explanation:

(1,-2)

(2,-3)

And use the slope formula, y2-y1/x2-x1

Where y2=-3

Y1=-2

X1=1

X2=2

So

-3+2/2-1=-1

So the slope is -1 and y intercept is -1

Let’s plug those values in:

Y=-x-1

Hope this helps!

expand -4x(- 3y+5z)

Answers

Answer:

\(12xy-20xz\)

Step-by-step explanation:

Simplify (step by steps, thanks!)

Simplify (step by steps, thanks!)

Answers

The simplified expression is given by (x² - 3x - 3) / ((x + 3)(x - 2)(x - 4)).

To simplify this expression, we need to find a common denominator for the two fractions and then combine them. To do this, we need to factor the denominators of both fractions.

Let's start with the first fraction's denominator:

x² + x - 6

We need to find two numbers that multiply to -6 and add to +1. These numbers are +3 and -2. Therefore, we can write:

x² + x - 6 = (x + 3)(x - 2)

Now let's factor the second fraction's denominator:

x² - 6x + 8

We need to find two numbers that multiply to 8 and add to -6. These numbers are -2 and -4. Therefore, we can write:

x² - 6x + 8 = (x - 2)(x - 4)

Now we can rewrite the original expression with a common denominator:

(x(x - 2) - (1)(x + 3)) / ((x + 3)(x - 2)(x - 4))

Next, we can simplify the numerator:

(x² - 2x - x - 3) / ((x + 3)(x - 2)(x - 4))

(x² - 3x - 3) / ((x + 3)(x - 2)(x - 4))

Finally, we can't simplify this expression any further. Therefore, the simplified expression is:

(x² - 3x - 3) / ((x + 3)(x - 2)(x - 4))

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You decide to begin selling caramel apples at the local star wars convention. Your cost for each caramel apple is $0.75 plus you have to pay a fixed weekly fee of $120 for the booth. Your plan is to sell each caramel apple for $2.80. Write a function, C(n), to represent your total costs for the week if you sell n caramel apples. C ( n )

Answers

The total cost for the week can be calculated by adding the cost of producing the caramel apples (0.75n) to the fixed cost of the booth ($120), which gives us the function C(n) = 0.75n + 120.

C(n) = 0.75n + 120

A function is a rule that assigns a unique output value to each input value. A function can be thought of as a machine that takes in an input and produces an output based on a set of instructions. The input and output values can be numbers, but they can also be other types of data, such as text or images.

Functions are an important concept in mathematics and are used in a wide range of fields, including science, engineering, economics, and computer science. They are often used to model relationships between different variables and to make predictions based on data. There are many types of functions, including linear functions, quadratic functions, exponential functions, and trigonometric functions. Each type of function has its own unique properties and can be graphed to help visualize the relationship between the input and output values.

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I have to find which line is perpendicular to the line given

I have to find which line is perpendicular to the line given

Answers

Perpendicularity law

\(\begin{gathered} m_1m_2=-1 \\ -5m_2=-1 \\ m_2=\frac{1}{5} \\ y-y_1=m(x-x_1) \\ y-(-4)=\frac{1}{5}(x-10) \\ y+4=\frac{x}{5}-2 \\ y=\frac{1}{5}x-2-4 \\ y=\frac{1}{5}x-6 \end{gathered}\)

3 cm 15 cm 18 cm What volume of nuts could the container hold? a 270 cm b 869 cm c 738 cm d810 cm​

Answers

Answer:

d-810 cm

Step-by-step explanation:

mutiply

3x15x18=810

At a price of $162.65 per ounce the daily demand of virbog is 850 ounces. At a price of $132.05 the daily demand of virbog is 1450 ounces. Use this information to create two ordered pairs of the form (Quantity Demanded, Price per Ounce). Use a comma to separate the ordered pairs. At a price of $162.65 per ounce the daily demand of virbog is 850 ounces. At a price of $132.05 the daily demand of virbog is 1450 ounces. Use this information to create two ordered pairs of the form (Quantity Demanded, Price per Ounce). Use a comma to separate the ordered pairs.

Answers

The first ordered pair is (850, 162.65), indicating that at a price of $162.65 per ounce, the daily demand of Virbog is 850 ounces. The second ordered pair is (1450, 132.05), indicating that at a price of $132.05 per ounce, the daily demand of Virbog is 1450 ounces.

These ordered pairs represent the relationship between the quantity demanded and the price per ounce of Virbog. It shows how the demand for Virbog changes with respect to its price.

The first ordered pair indicates that as the price per ounce increases to $162.65, the quantity demanded decreases to 850 ounces. The second ordered pair indicates that as the price per ounce decreases to $132.05, the quantity demanded increases to 1450 ounces. This information can be used to analyze the demand curve for Virbog and study its price elasticity.


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Part D Now use GeoGebra to measure the length of each side of ABC, and use those lengths to calculate the perimeter of ABC. Do you get the same result that you obtained in part C? Take a screenshot of your work, and paste it be

FROM EDMENTUM.........Using Coordinates to Compute Perimeters and Areas: Tutorial

Answers

The perimeter of quadrilateral ABCD will be 26 units.

How to illustrate the perimeter?

It should be noted that we want to measure the length of each side of ABC, and use those lengths to calculate the perimeter of ABC.

This will be 10, 5, 5, and 6. Therefore the perimeter will be the addition. This will be:

= 10 + 5 + 5 + 6

= 26 units.

This also was identical to the result gotten. This is attached below.

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Part D Now use GeoGebra to measure the length of each side of ABC, and use those lengths to calculate

now, suppose the data represents a population and you are performing hypothesis tests. (1) indicate and show on the graphs whether you would accept or reject the h0 for each of the three alpha values (.10, .05, .01) if x-bar

Answers

When performing hypothesis tests on a population, you need to consider the significance level (alpha) and compare it to the p-value. The significance levels you've mentioned are 0.10, 0.05, and 0.01.

The null hypothesis (H 0) states that there is no significant difference between the sample mean (x-bar) and the population mean.

To determine whether to accept or reject H 0, follow these steps:

1. Calculate the test statistic (e.g., t or z) using the sample data.
2. Determine the p-value associated with the test statistic.
3. Compare the p-value to each of the given alpha levels (0.10, 0.05, 0.01).

Now, for each of the three alpha values, you can decide to accept or reject H 0 as follows:

- If the p-value is less than or equal to the alpha value, you reject H0. This means there is sufficient evidence to suggest a significant difference between the sample mean and the population mean.
- If the p-value is greater than the alpha value, you fail to reject H 0. This means there is not enough evidence to support a significant difference between the sample mean and the population mean.

On the graphs, you can indicate the critical regions (rejection zones) for each alpha value. These regions represent the extreme values where H 0 would be rejected. The critical regions depend on the type of hypothesis test (one-tailed or two-tailed) and the distribution of the test statistic.

For each alpha value, if the test statistic falls within the critical region(s), you would reject H 0; otherwise, you would fail to reject H 0. Remember to maintain a professional, concise, and friendly approach when explaining your conclusions.

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help pls i have 3 tests to do and this is due today

help pls i have 3 tests to do and this is due today

Answers

Answer:

The sum of any triangle is 180 degrees.

Step-by-step explanation:

Answer:

a = 60

b = 60

c = 60

d = 42

e=35

f=35

g=55

h=45

i=45

j=15

k=15

l=75

m=120

n=21

o=69

p=21

q=55

r=55

s=42

t=42

u=69

Step-by-step explanation:

Type the correct answer in the box.
What trigonometric expression can be used to find the value of x? Replace a and b with the correct values.
25 x
12
√0
(0) 101
0.
04
=
< >
S 2
X
a B
AU
8 9
Q
4
sin cos tan sin
tan-1
csc sec cot log log In
COS
=
ZAN
2

U
Σ

Type the correct answer in the box.What trigonometric expression can be used to find the value of x?

Answers

Answer:

x ≈ 25.73

Step-by-step explanation:

using the tangent ratio in the right triangle

tan25° = \(\frac{opposite}{adjacent}\) = \(\frac{12}{x}\) ( multiply both sides by x )

x × tan25° = 12 ( divide both sides by tan25° )

x = \(\frac{12}{tan25}\) ≈ 25.73 ( to 2 dec. places )

The value of the line segment in the right-angle triangle 'x' will be 25.75 units.

What is a right-angle triangle?

It's a form of a triangle with one 90-degree angle that follows Pythagoras' theorem and can be solved using the trigonometry function.

Trigonometric functions examine the interaction between the dimensions and angles of a triangular form.

The measure of the length 'x' is calculated by the tangent of angle 25°. The tangent of an angle is the ratio of the perpendicular to the base of the right-angle triangle. Then we have

tan 25° = 12 / x

x = 12 / tan 25°

x = 12 / 0.466

x = 25.75 units

The value of the line segment in the right-angle triangle 'x' will be 25.75 units.

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I need help, please u will get 20 points

I need help, please u will get 20 points

Answers

Answer:

the answer is going to be 9

Answer:

13

Step-by-step explanation:

9 3/4 feet = 3/4 minutes

39/4 = 3/4

= 13

Which of the following is the difference of 35.6 and 7.43? O A 27.17 O B. 2723 OC. 28.17 O D. 28.23

Answers

To find the difference between the numbers, we need to substract 7.43 from 35.6.

First we align out values with the decimal point:

We add a zero to 35.6 to have the same number of decimals as 7.43

Now we start the substraction by borrowing one from the 4:

We have that 10-3 is 7, we continue with 6-5 (the number 5 is because of 4 and 1 we added is 5)

In this step, we also lower the decimal point.

we finish the substraction by also borrowing one for the 5 to become a 15, and we give it back just bellow the 3:

This is because 15-7 is equal to 8, and 3-1 is equal to 2

Which of the following is the difference of 35.6 and 7.43? O A 27.17 O B. 2723 OC. 28.17 O D. 28.23
Which of the following is the difference of 35.6 and 7.43? O A 27.17 O B. 2723 OC. 28.17 O D. 28.23
Which of the following is the difference of 35.6 and 7.43? O A 27.17 O B. 2723 OC. 28.17 O D. 28.23
Which of the following is the difference of 35.6 and 7.43? O A 27.17 O B. 2723 OC. 28.17 O D. 28.23

covert 101.011 base two to base 10​

Answers

Answer:

5.375 small 10 down by 5 at the end dont know how to do small numbers

Step-by-step explanation:

number: 101.011

frome: binary [base-2]

To: decimal [base-10]

You draw a rectangular picture that is 8 inches wide. It is 3 times as long as it is
wide. What is the area of the picture?

Answers

Answer:

the answer to your question is 24

Step-by-step explanation:

hope this helps

Which graph shows the line of best fit for the data?

Which graph shows the line of best fit for the data?

Answers

Answer:

The last one, bottom right corner

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