Decide if each question is statistical or nonstatistical.

How many hours did Rahul sleep last night?


What is your favorite sport?


What is Noya’s favorite book?


How far away do you live from your school?

In single-case designs, the standard for comparison purposes to evaluate the treatment effects is typically the individual's own performance during different phases of the study. Here's a step-by-step explanation:

1. Baseline Phase: The study begins by collecting data on the individual's behavior or performance without any intervention. This phase is called the baseline and serves as a reference point for comparison.

2. Intervention Phase: After establishing the baseline, the researcher introduces the treatment or intervention. The individual's performance during this phase is then compared to their performance during the baseline phase.

3. Reversal or Withdrawal Phase (optional): In some single-case designs, the intervention is withdrawn to see if the individual's performance returns to baseline levels. This phase helps to further establish the treatment's effectiveness.

4. Replication (optional): The study can be replicated with the same individual or with other individuals to demonstrate the treatment's effectiveness across different cases.

By comparing the individual's performance across these different phases, researchers can evaluate the treatment effects without the need for a control group.

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Answer:

No, because the radicands are not the same

Step-by-step explanation:

A new apple orchard is being planted by Aaron's uncle. They plant 12 trees after picking up a truckload of them. They still need to plant 40 trees the following day.

The letter (N) is the symbol used to represent natural numbers. Natural numbers are also known as counting numbers, and they begin with the number 1 and continue to infinity (never ending), which is represented by three dots (...)

900n - 9\(n^2\) = A(n) = n(900 - 9n)

For the highest A(n), A'(n) = 0, A'(n) = 900 - 18n = 0, 18n = 900, and n = 900/18 = 50.

50 trees should be planted per acre to produce the most apples possible

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Answer:

C

Step-by-step explanation:

To represent the system of equations step by step using matrices, we'll start by setting up the coefficient matrix and the constant matrix. Let's go through the process:

Step 1: Write down the equations:

Equation 1: y = 10

Equation 2: 4x - 5y = 3

Step 2: Set up the coefficient matrix (matrix A):

Coefficients of Equation 2: 4 and -5

Coefficients of Equation 1: 0 and 1

A =

| 4 -5 |

| 0 1 |

Step 3: Set up the constant matrix (matrix B):

Constants of Equation 2: 3

Constants of Equation 1: 10

B =

| 3 |

| 10 |

Step 4: Combine the coefficient matrix and constant matrix into an augmented matrix (matrix [A|B]):

[A|B] =

| 4 -5 3 |

| 0 1 10 |

This augmented matrix represents the system of equations:

4x - 5y = 3

0x + 1y = 10

Each row in the augmented matrix corresponds to an equation in the system. The first column represents the coefficients of x, the second column represents the coefficients of y, and the last column represents the constants.

Therefore, the matrix that represents the system of equations is:

C.

0 1 3

4 -5 10

Answer:

7:10

Step-by-step explanation:

did the math

Answer:

7:10-7:15

Step-by-step explanation:

tim walks 80 meters per minute and 4kg is 4000.00 meter so now we know that we divided 4000.00 and 80 we get 50 now we take the time his school start subtract 50 minutes so 8:00 ( the time he supposed to be at school) subract 50 minutes that 7:10. Hoped that helped :)

The angles of △ABC are approximately equal to :

A ≈ 36.9°

B ≈ 53.1°

C ≈ 90.0°

To find the angles of △ABC given the side lengths a = 15, b = 20, and c = 25, you can use the Law of Cosines.

1. For angle A, use the formula: cos(A) = (b² + c² - a²) / (2bc)
cos(A) = (20² + 25² - 15²) / (2 * 20 * 25)
A ≈ 36.9° (rounded to the nearest tenth)

2. For angle B, use the formula: cos(B) = (a² + c² - b²) / (2ac)
cos(B) = (15² + 25² - 20²) / (2 * 15 * 25)
B ≈ 53.1° (rounded to the nearest tenth)

3. For angle C, use the formula: cos(C) = (a² + b² - c²) / (2ab)
cos(C) = (15² + 20² - 25²) / (2 * 15 * 20)
C ≈ 90.0° (rounded to the nearest tenth)

So, the angles of △ABC are approximately A ≈ 36.9°, B ≈ 53.1°, and C ≈ 90.0°.

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The number of groups is 3 5/9

The first step is to convert the mixed fraction to proper fraction

2 2/3

8/3

The next step is to divide 3/4 by 8/3

8/3 ÷ 3/4

8/3 × 4/3

= 32/9

= 3 5/9

Hence the number of groups is 3 5/9

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Answer:

the width is 8 inches

Step-by-step explanation:

area=length x width

88=11(w)

w=8

Answer:

8

Step-by-step explanation:

A flyer is the shape of a rectangle ad its area uses the formula A = l*w. Since the area is 88 and the length is 11 inches, then 88 = 11*w. Solve for w.

88/11 = 11w/11

8=w

Answer:

x = 3

Step-by-step explanation:

x+5=8

x+5-5=8-5

X=3

Answer:

x = 3

Step-by-step explanation:

basically 2 ways

1st: Transposing

1) x + 5 = 8

2) transpose or transfer +5 to the other side

NOTE: transposing numbers and variables switches the signs (positive -> negative and vice versa)

3) x = 8 - 5

x = 3

2nd: Property of Equality (whatever u do one one side, you do the same to the other)

1) x + 5 = 8

2) x + 5 - 5 = 8 - 5

x = 3

the main focus is to isolate x, or to make it be alone in one side of the equation

the probability that the next 3 cards are also spades is 0.0156.

There are 13 spades in a deck of 52 cards. The probability of each card being a spade is 13/52 or 0.25. The probability that the next 3 cards are also spades is 0.25 x 0.25 x 0.25 = 0.016. Therefore, the probability that the next 3 cards are also spades is 0.0156.

1. Calculate the probability of one card being a spade: 13/52 or 0.25

2. Calculate the probability of the next 3 cards being spades: 0.25 x 0.25 x 0.25 = 0.016

3. Round the answer to four decimal places: 0.0156

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Step-by-step explanation:

1.) Combine multiplied terms into a single fraction

−1/2

a. the figure is attached\

b.

c.

The distance of the nearer buoy is solved by applying trigonometry

angle OBP = angle DOB = 20 degrees (alternate angles are equal)

angle OCP = angle DOC = 15 degrees (alternate angles are equal)

tan 20 = 90 / BP

Where BP is the  shortest distance

BP = 90 / tan 20 = 247.273 m

distance between the two buoys = CP - BP

Where tan 15 = 90 / CP

CP = 90 / tan 15 = 335.885

distance between the two buoys = 335.885 - 247.273 = 88.612

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There are major difference between them on the basis principles each method uses, the accuracy or precision, the complexity of the techniques, and any sources of error.

Relative Dating :-

Radiometric Dating :-

Difference between Relative Dating and Radiometric Dating are :

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Answer:

camera D : 0.00087 ∠camera B : 0.00098∠camera C : 0.0011∠camera A : 0.0012

Step-by-step explanation:

if you rewrite in standard notation

camera A : 0.0012

camera B : 0.00098

camera C : 0.0011

camera D : 0.00087

Answer:

x=7

Step by Step Explanation:

(8x+6)°=m∠4

(8x+6)°=62°

*180-118=62*

Subtract 6 from both sides

8x=56

Divide by 8

x=7

The value of x from the given figure is 7.

From the figure, given angles are 118° and (8x+6)°.

Angles in parallel lines are angles that are created when two parallel lines are intersected by another line called a transversal. We can use the information given in the diagram to find any angle around the intersecting transversal.

Now, 118°+∠4 = 180° (Adjacent angles are adds up to 180°)

⇒ ∠4 = 180° - 118°

⇒ ∠4 = 62°

⇒ ∠4 = (8x+6)° (Alternate interior angles are equal)

⇒ 62° = (8x+6)°

⇒ 8x = 62-6

⇒ 8x = 56

⇒ x = 7°

Therefore, the value of x from the given figure is 7.

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Proceeding with the assumption I made in my comment: in the ones place we have

4 + 5 ≡ 3 (mod b)

9 ≡ 3 (mod b)

6 ≡ 0 (mod b)

or equivalently, 0 + bk = 6 or bk = 6 for some integer k. Then b must divide 6, so b is one of {1, 2, 3, 6}. But in base n, any given number can only be composed of the digits {0, 1, 2, ..., n - 1}, so it must that b = 6.

Just to confirm:

4₆ + 5₆ + (9)₆ = (6 + 3)₆ = 13₆

2₆ + 3₆ + 1₆ = (6)₆ = (6 + 0)₆ = 10₆

3₆ + 1₆ + 1₆ = 5₆

and so

324₆ + 135₆ = 503₆

as required.

Answer:

A turtle travels about 90 feet

Because if a turtle can travel 450 feet within 25 minutes, then dividing 25 by 450 is 18 feet per minute, but if you multiply 5 minute x 18 feet, you get 90 feet in all.

So, a turtle can travel 450 feet per 25 minutes,

18 feet per minute, and

90 feet per 5 minutes

Hope this helps and I hope it is right, I used my skill thinking to solve this. So, please let me know if it did help and you do get it.

The area of the triangle is 31.54 square units

From the question, we have the following parameters that can be used in our computation:

We have the following values

a = 7 units

c = 11 units

B = 55 degrees

The area of the triangle is calculated using the following area formula

Area = 1/2absin(C)

Substitute the known values in the above equation, so, we have the following representation

Area = 1/2 * 7 * 11 * sin(55 degrees)

Evaluate

Area = 31.54

Hence, the area is 31.54 square units

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The position of the given numbers on the number line would be

Point 'A' is square root of 12, point 'B' is square root 15 and point 'C' is twenty two ninths.

How to label a number line?

The number line is a distance model, meaning that as the rods are iterated on the number line, the label for 1/3 goes at the end of the first rod, the label 2/3 goes at the end of the second rod, and the label 3/3 goes at the end of the third rod. What this number line tells us is that, it increases from point A to C.

Now, we want to locate the points square root of 12, square root of 15 and twenty two ninths on the number line.

Now, the smallest among the three values would be twenty two ninths (22/9), then next smallest would be square root of 12(\(\sqrt12\)), then the largest would be square root of 15 (\(\sqrt15\)).

Thus, we can conclude that the position of the given numbers on the number line would be; Point 'A' is twenty two ninths , point 'B' is square root 12 and point 'C' is square root of 15.

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The value of a is 50, the value of b is 7, and the value of c is 1. Hence, the unknown constants a, b, and c such that aA+bB+cC=k^m are a=50, b=7, and c=1.

Given that:A = 2i^+3j^+k^m, B = i^+4j^−2k^m, and C = −3i^−j^m

We are to find the unknown constants a, b, and c such that aA+bB+cC=k^m.

So we can write the equation as (a, b, c) = k^m (2i^+3j^+k^m) + k^m (i^+4j^−2k^m) + k^m (−3i^−j^m)

Let us solve the equation (a, b, c) = k^m (2i^+3j^+k^m) + k^m (i^+4j^−2k^m) + k^m (−3i^−j^m)

Given expression can be written as (2k^m)i^ + (3k^m+4k^m-1)i^ + (-2k^m-3k^m) i^ = k^m i^ Now we know that k^m i^ = ai.

Thus, a= 2k^mIn the same way, we can get the values of b and c as follows: (3k^m+4k^m-1)j^ = bj.

Thus, b = 7k^m/25And, (-2k^m-3k^m) k^m j^ = cj^m.

Thus, c = k^m/25

Therefore, the value of a is 2k^m, the value of b is 7k^m/25, and the value of c is k^m/25.

Now, given k^m as the coefficient of the vectors, we can equate it to 1 to get the value of k^m.

Let k^m = 25. Now, putting this value in a, b, and c, we get:

a = 2k^m = 2 * 25

= 50, b

= 7k^m/25

= 7 * 25/25 = 7, and c = k^m/25

= 25/25

= 1

Therefore, the value of a is 50, the value of b is 7, and the value of c is 1.Hence, the unknown constants a, b, and c such that aA+bB+cC=k^m are a=50, b=7, and c=1.

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Answer:

given figure divide two parts.

area=length ×width

area=(3cm×1cm)+(3cm×1cm)

area=3cm^2+3cm^2=6cm^2

and

perimeter=1+3+1+1+3+1+3+1=14cm

Your answer is above..........................

Answer: \(x = 9\)

Step-by-step explanation:

\(4x=43-7 = 36\\x =36/4 = 9\\x = 9\)

Answer:

x = 20

p =54

y= 54

Step-by-step explanation:

2x-4 = 96-3x

5x = 100

x = 20

2x-4 = 40-4 = 36

(180 - (36 x 2))/2

(180-72)/2

108/2

p = y =54

A quarterback throws an incomplete pass. The height of the football at time t is modeled by the equation h(t) = –16t² + 40t + 7. Rounded to the nearest tenth, the solutions to the equation when h(t) = 0 feet are –0.2 s and 2.7 s.

the solution to be eliminated is -0.2s this is because time do not have negative values

ax² + bx + c = 0 is a quadratic equation, which is a second-order polynomial equation in a single variable. a.

It has at least one solution because it is a second-order polynomial equation, which is guaranteed by the algebraic fundamental theorem. The answer could be real or complex.

Considering the given function, the answer is both real one is negative the other is positive.

The solution in this case represents time, and time of negative value do not apply in real life

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Answer: 16/3

Hope this helps !!!

The Fees Receivable average account is used to record amounts due from Wilson Company for services provided by Tsang Company.

The Fees Receivable account is used to track amounts due from Wilson Company to Tsang Company for services that have been provided but not yet invoiced. The account is created when Tsang Company begins a contract to provide services to Wilson Company for six months at a total cost of $21,600. This amount is paid at the end of the six-month period, with equal services being provided each month. The Fees Receivable account is used to record the amount due each month, with the total balance of the account being equal to the total cost of the services provided. It is important to keep track of amounts due from customers so that the business can accurately track its accounts receivable and ensure that it is receiving payment for the services it has provided.

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The associated number of degrees of freedom for reading the t-value is 58.

The aim is to determine an interval for the mean of a population.

The standard deviation is unknown to us. The sample consists of 59 items. The mean of the sample is determined to be 32. We need to calculate the associated number of degrees of freedom for reading the t value.

We know that the degree of freedom is one less than the number of items in the sample space.

The associated number of degrees of freedom for reading the t-value is 59-1.

The associated number of degrees of freedom for reading the t-value is 58.

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The investment's expected return is 5.95%.

The expected return of an investment is calculated by multiplying the probabilities of each possible return by their respective returns and summing them up. In this case, Gautney Enterprises has provided the probabilities and returns for the investment. By applying the formula, we find that the expected return is 5.95%.

To calculate the standard deviation, we need to determine the variance first. The variance is computed by taking the difference between each possible return and the expected return, squaring those differences, multiplying them by their respective probabilities, and summing them up. Once we have the variance, the standard deviation is simply the square root of the variance. The standard deviation measures the degree of risk associated with an investment.

In this scenario, the expected return of the investment is 5.95%, but we need to consider the standard deviation as well to assess the risk. If the standard deviation is high, it indicates a greater level of uncertainty and potential volatility in returns. A low standard deviation implies a more stable investment.

Without the specific values for each return and their respective probabilities, we cannot calculate the exact standard deviation. However, Gautney Enterprises should compare the calculated expected return and the associated standard deviation to their risk tolerance and investment objectives. If the expected return meets their desired level of return and the standard deviation aligns with their risk appetite, they may consider investing in this security.

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