can someone help me asap? It’s due today

A significance test tells the researcher how likely it is that the results of the experiment occurred by chance alone. This is the correct option among the given options.

Significance testing is a statistical method used to determine whether a result or relationship in data is significant or not. It informs you whether there is sufficient evidence to reject the null hypothesis that there is no difference between two groups or no association between two variables.

The null hypothesis is always that there is no difference between the groups or no relationship between the variables. A significance test assesses how likely it is that the null hypothesis is true based on the sample data.

If the probability of getting such data is low, we reject the null hypothesis and accept the alternative hypothesis that there is a difference or an association between the variables.

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Answer:

5

Step-by-step explanation:

Input the given values of p and q into the expression and solve:

\(\frac{p+q}{3}\)

\(\frac{9+6}{3}\)

9 + 6 = 15

\(\frac{15}{3} = 5\)

The value of the expression is 5.

Answer:

what are they counting by?

Step-by-step explanation:

Answer:

0.2,0.4,0.54,0.61

1.02,1.24,1.33,1.7

0.87,0.9,0.98,1.23

0.0003,0.031,0.033,0.03

Step-by-step explanation:

I don't know why you lie about 10 points but okay

The function f(x) is undefined when x = -8 or x = 1. The domain of f(x) is all real numbers except -8 and 1. In interval notation, the domain can be expressed as (-∞, -8) U (-8, 1) U (1, ∞).

To find the domain of the function f(x) = 3/(x+8) + 5/(x-1), we need to identify any values of x that would make the function undefined.

The function f(x) is undefined when the denominator of any fraction becomes zero, as division by zero is not defined.

In this case, the denominators are x+8 and x-1. To find the values of x that make these denominators zero, we set them equal to zero and solve for x:

x+8 = 0 (Denominator 1)

x = -8

x-1 = 0 (Denominator 2)

x = 1

Therefore, the function f(x) is undefined when x = -8 or x = 1.

The domain of f(x) is all real numbers except -8 and 1. In interval notation, the domain can be expressed as (-∞, -8) U (-8, 1) U (1, ∞).

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Answer:

S+10

Step-by-step explanation:

you take what shoes ruban already has and add 10 when its says more it is more that likely a addition

The general solution of the system x'(t) = Ax(t), where A is the given matrix, can be found by solving the system of linear differential equations associated with it.

To find the general solution, we need to solve the system of linear differential equations x'(t) = Ax(t), where x(t) is a vector-valued function and A is the given matrix.

The solution involves finding the eigenvalues and eigenvectors of the matrix A. The general solution will have the form x(t) = c₁v₁e^(λ₁t) + c₂v₂e^(λ₂t) + ... + cₙvₙe^(λₙt), where c₁, c₂, ..., cₙ are constants, v₁, v₂, ..., vₙ are eigenvectors, and λ₁, λ₂, ..., λₙ are eigenvalues of A.

This general solution represents a linear combination of exponential functions, where each term corresponds to an eigenvalue-eigenvector pair. The specific values of the constants are determined by initial conditions or boundary conditions provided in the problem.

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Answer: a = 5.5

Step-by-step explanation:

95 = -20a - 25 + 10

95 = -20a - 15

-20a = 110

a = 5.5

The probability of a Type II error is represented by beta. Thus, the correct answer is option B.

Beta represents the probability of failing to reject the null hypothesis when it is false.

On the other hand, Type I error (alpha) represents the probability of rejecting the null hypothesis when it is true. A Type II error occurs when a false null hypothesis is not rejected. Hence, beta is the probability of making a Type II error.

The null hypothesis is rejected when the p-value is less than or equal to the level of significance, not exceeds it.

The p-value is the probability of obtaining a result as extreme as or more extreme than the observed result when the null hypothesis is true. If the p-value is less than the level of significance, the null hypothesis is rejected, and vice versa.

Hence, the statement "The null hypothesis is rejected when the p-value exceeds the level of significance" is false.

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Answer:

$343.75

Step-by-step explanation:

$5.50 × 125 = $687.50 ÷ 2 = $343.75

Answer:

$343.75

Step-by-step explanation:

Multiply 5.50 by 125 hours to get the amount of money she has earned. Then since she saved half of it divide that amount which is $687.50 by 2 to get $343.75

Answer:

100

Step-by-step explanation:

j

Answer:

3

Step-by-step explanation:

took the test

also parallelograms are the slanted ones so they dont  always have the 90 degree angles.

The non-necessary property of a parallelogram is All angles are right angles.

A parallelogram is a special type of quadrilateral that has both pairs of opposite sides parallel and equal.

GIven that, what can not be a property of parallelograms

All the properties given in the option are correct for a parallelogram, but the option saying all angles should be a right angle, is not a correct one, because it is not necessary for a parallelogram to have all four angles 90°, it is only in two types of special parallelograms, that are rectangles and squares.

Hence, the non-necessary property of a parallelogram is All angles are right angles.

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Answer:

Step-by-step explanation:

You want to know whether a $25 deposit or a $40 withdrawal will result in a greater amount in bank accounts starting from the same amount. You want to know which transaction is the bigger change.

A deposit will increase the amount in the account, and a withdrawal will decrease it. The account with a $25 increase will have more money than the account decreased by $40, when they start with the same amount.

Ben's account has more money, choice A.

The amount the account value changed with the $25 deposit is $25. The amount the account value changed with the $40 withdrawal is $40. The withdrawal causes a larger change in the balance.

Huong's withdrawal represents a bigger change.

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Answer:

x= 20 and y= 12

Step-by-step explanation:

nickel is 5 cents and quarter is 25 cents,

let x be number of nickels and y be number of cents

x+y = 32

5x + 25y = 400

you get x= 20 and y= 12

Answer:

26635.2

Step-by-step explanation:

pi18.8^2=~1109.8

1109.8*24=26635.2

Before finding the probabilities, we need to find all possible outcomes, and it's probabilities.

Doing this, we get:

The probability that a randomly selected pigeon gets an incorrect result is 0.0103 = 1.03%.

Possible outcomes:

Pigeon has the virus(1.5% probability) and gets an accurate test, showing the presence of the virus(97% probability).

Pigeon has the virus(1.5% probability) and gets an inaccurate test, not showing the presence of the virus(100% - 97% = 3% probability).

Pigeon does not have the virus(100 - 1.5 = 98.5% probability) and gets an accurate test, not showing the presence of the virus(99% probability).

Pigeon does not have the virus(98.5% probability) and gets an innacurate test, showing the virus(100 - 99 = 1% probability).

Probability of incorrect result:

Has the virus and test negative: 0.03 of 0.015

Does not have the virus and test positive: 0.01 of 0.985

Thus:

\(p = 0.03\times0.015 + 0.01\times0.985 = 0.0103\)

The probability that a randomly selected pigeon gets an incorrect result is 0.0103 = 1.03%.

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In the given diagram, ΔHIJ ≈ ΔFIG, the value of u in triangle FIG is calculated as: IG = 8 yd

A triangle is a geometric shape that is formed by three line segments that intersect at three non-collinear points. The three line segments are called the sides of the triangle, while the three points where they intersect are called the vertices of the triangle.

A triangle is a three-sided polygon formed by three line segments intersecting at three non-collinear points, and it can be classified based on the length of its sides and the measure of its angles.

∆HIJ similar to ∆FIG

HI/FI = IJ/IG

5/10 = 4/IG

IG = 8 yd

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In the given diagram, ΔHIJ ≈ ΔFIG, the value of u in triangle FIG is calculated as: IG = 8 yd

A triangle is a geometric shape that is formed by three line segments that intersect at three non-collinear points. The three line segments are called the sides of the triangle, while the three points where they intersect are called the vertices of the triangle.

A triangle is a three-sided polygon formed by three line segments intersecting at three non-collinear points, and it can be classified based on the length of its sides and the measure of its angles.

∆HIJ similar to ∆FIG
HI/FI = IJ/IG
5/10 = 4/IG
IG = 8 yd

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Answer:

Step-by-step explanation:

Line through the points:

Equation of line

Perpendicular line has a slope that is negative reciprocal to this one, so

This line has y-intercept of 4 as it passes through the point (0, 4)

So the line is:

Answer:

Trapezoid since it has one pair of parallel side and 4 sides.

The longest real-life distance is approximately 205.71 km.

To find the longest real-life distance, we need to determine which side of the triangle corresponds to the longest real-life distance.

Given that the shortest real-life distance is 120 km, we can use this information to set up a proportion between the lengths on the map and the real-life distances.

Let's assume that the longest side of the triangle corresponds to the longest real-life distance, which we'll call "x" km.

Using the proportion:
7 cm / 120 km = 12 cm / x km

We can cross multiply and solve for x:
7x = 120 * 12
7x = 1440
x = 1440 / 7
x ≈ 205.71 km

Therefore, the longest real-life distance is approximately 205.71 km.

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The solution of the equation 2x+y=4 and 3x-2y=-1 is the value of x = 1, while the value of y = 2

We have, the sets of equations as:

2x+y=4 and 3x-2y=-1?

As here, let 2x+y = 4 ----(i) and 3x-2y = -1 ----(ii)

As here to solve the value of x and y we will first equalise the co-efficient of x.

Here, the co-efficient of x in the first equation is 2, while in the second equation it is 3

So, for equalising, we will first multiply the first equation by 3 and the second by 2,

Thus, we will get it as:

6x+3y=12 ----(iii)

6x-4y=-2----(iv)

Now subtracting (iv) from (iii)

We will get,

7y = 14

=>y=2

Putting the value of y in (i),

2x=4-y = 4-2 =2

=>x = (2/2)=1

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The complete question may be like:

What is the solution of the equations 2x+y=4 and 3x-2y=-1?​

Inequalities are used to relate unequal expressions

The values that are a solution to the inequality are: A. x = -3  and B. x = -2

The expression is given as:

\(\mathbf{7x + 6 < 3x + 2}\)

Collect like terms

\(\mathbf{7x -3x < -6 + 2}\)

\(\mathbf{4x < -4}\)

Divide both sides by 4

\(\mathbf{x < -1}\)

\(\mathbf{x < -1}\) means that: the values of x are less than 1.

Hence, the values that are a solution to the inequality are: A. x = -3  and B. x = -2

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Answer: 2+2=4 lol

Step-by-step explanation:

1+1=2

2+2=4

Answer:

4

Step-by-step explanation:

put up 2 fingers then put 2 more up then count you should have 4 fingers up

Answer:

qp

Step-by-step explanation:

Given

pq

Required

Find an equivalent expression

The rule that's applicable to this question is the multiplicative property;

The multiplicative property states that:.

ab = ba

Using the same logic in this case;.

pq will be equivalent to qp.

Take for instance;

21 * 18 = 18 * 21 = 378

37 * 19 = 19 * 37 = 703

m * y = y * m

So, from the list of given options, the correct answer is qp

Answer: the correct answer is qp just did quiz

Step-by-step explanation:

Combining the equations, the solution to the system of equations is: x = 3, y = 10.

A system of equations is when two or more variables are related, and equations are built to find the values of each variable.

In this problem, the equations are:

Combining(adding) them, we have that:

5x - 3y = -15.

From the second equation:

y = 3x + 1.

Replacing in the combined equation:

5x - 3(3x + 1) = -15.

-4x = -12

x = 3.

y = 3x + 1 = 3 x 3 + 1 = 10.

The solution is:

x = 3, y = 10.

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It will take 7 hours for rainfall to reach more than 5 inch when an average rainfall is 0.5 inch per hour after 1.5 inch of rainfall overnight.

An algebraic equation is nothing but a mathematical statement that equalizes two expressions. An algebraic equation is the mixture of a variable, coefficients, and constants. Equations, or the equal sign, represent equality. Equations are nothing but equating one quantity with another. Equations are analogous to a balance scale.

Given,

Quantity of rainfall overnight = 1.5 inch

average quantity of rainfall increasing per hour = 0.5 inch

Let 'x' be the number of hours

then,

the algebraic equation for rainfall to reach 5 inch after x hours be

\(1.5+0.5x=5\\\\0.5x=5-1.5\\\\0.5x=3.5\\\\x=\frac{3.5}{0.5}=7 hours\)

Therefore, after 7 hours the rainfall will reach more than 5 inch.

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Answer:

a = 35

Step-by-step explanation:

\(a^2+b^2=c^2\\a^2+12^2=37^2\\a^2+144=1369\\a^2=1225\\a=35\)

Answer:

3240 degrees? I guess. I'm sorry if its the wrong answer.

Answer: 170

Step-by-step explanation:

Let L be the sum of the degree measures of the 10 larger interior angles, and S be the sum of the degree measures of the 10 smaller interior angles. The angles in a convex 20-sided polygon add up to 180(20-2)=3240 degrees, which tells us that L+S=3240. The problem also tells us that L-S=160. Adding both equations together, we get $2L=3400, and by dividing by 2, we get L=1700. Therefore, the sum of the 10 larger interior angles is 1700 degrees, and the average measure of these angles is 1700/10

=170

To find the amount withheld as a function of the number of ice cream bars sold, we must compose the 2 given functions in the problem

The 2 funtions are:

As we want to find the amount withheld as a function of the number of ice cream bars sold, we need to compose S(x) into W(x).

Mathematically it is represented as:

Then, we need to calculate the composition

So, the amount withheld as a function of the number of ice cream bars sold is

Where x is the number of ice cream bars sold