Do you agree or disagree. Explain based on the table or graph!
The domain of the distance/time graph is all real numbers (real numbers are all positive and negative numbers as well as all fractions).
In what time interval is the distanced travelled the greatest?

Answer:

-3

Step-by-step explanation:

H = -3

J = -1

J = -1

M=2

(-3+-1)+(-1+2)=-3

Answer: then Tom has 21$

Step-by-step explanation:the ratio is just a fancy way of saying Tom has 7 dollars for every 13 dollars bill has so if bill has 39 dollars 39 dollars divided by 13 is 3 meaning Tom would do 7x3

Answer:

C= 5.4

Step-by-step explanation:

Rise: 5

Run: 2

a²+b²=c²

c=√a²+b²

c=√rise²+run²

c=√5²+2²

c=√25+4

c=√29

c=5.385164807

c=5.4

*c=hypothesis

The degrees of freedom for the numerator is  2. The df for the denominator is 54

For a one-way ANOVA with k groups and n observations per group, the degrees of freedom (df) for the numerator and denominator are calculated as follows:

The df for the numerator is k - 1, which represents the number of groups minus one.

The df for the denominator is N - k, which represents the total number of observations minus the number of groups.

In this case, there are 3 groups and each group has n = 19 observations, so the total number of observations is N = 3 x 19 = 57. Therefore:

The df for the numerator is 3 - 1 = 2

The df for the denominator is 57 - 3 = 54

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Answer:

y = 35x - 517.

Step-by-step explanation:

y=35x−7

This line has a slope of 35so we can write a line parallel to it as

y - y1 = 35(x - x1) where (x1, y1) is a point on the line.

We are given this point (15, 8), so:

y - 8 = 35(x - 15)

y = 35x - 525 + 8

y = 35x - 517  is the required equation.

If 150 town residents were asked about their age and yogurt , then the probability that a randomly selected customer prefers Swirl if age is at least 25 years old is 0.66 .

let X be = the selected customer that prefers swirled yogurt or is at least 25 years old ;

The sum of all the customers that are "at least 25 years old" = 21 + 30 + 24 = 75 ;

the sum of all the customers that " like Swirl Yogurt" is = 24 + 24 = 48 ;

the total number of residents = 150 students ;

So , the probability is calculated as : ( 75+48 -24)/150 = 0.66 .

Therefore , the required probability is 0.66 .

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The given question is incomplete , the complete question is

The 150 residents of the town of wonderland were asked their age and whether they preferred vanilla, chocolate, or swirled frozen yogurt. the results are displayed next.

     Age                               Chocolate      Vanilla      Swirl

under 25 years old                  22                 29             24

at least 25 years old                21                  30             24

What is the probability a randomly selected customer prefers Swirl Yogurt given he or she is at least 25 years old ?

Period of the functions: The period of the function f(t) = (7 cos t)² is given by 2π/b where b is the period of cos t.The period of the function f(t) = cos (2φt²/m) is given by T = √(4πm/φ). The period of the function f(t) = (7 cos t)² is given by 2π/b where b is the period of cos t.

We know that cos (t) is periodic and has a period of 2π.∴ b = 2π∴ The period of the function f(t) =

(7 cos t)² = 2π/b = 2π/2π = 1.

The period of the function f(t) = cos (2φt²/m) is given by T = √(4πm/φ) Hence, the period of the function f(t) =

cos (2φt²/m) is √(4πm/φ).

The function f(t) = (7 cos t)² is a trigonometric function and it is periodic. The period of the function is given by 2π/b where b is the period of cos t. As cos (t) is periodic and has a period of 2π, the period of the function f(t) = (7 cos t)² is 2π/2π = 1. Hence, the period of the function f(t) = (7 cos t)² is 1.The function f(t) = cos (2φt²/m) is also a trigonometric function and is periodic. The period of this function is given by T = √(4πm/φ). Therefore, the period of the function f(t) = cos (2φt²/m) is √(4πm/φ).

The period of the function f(t) = (7 cos t)² is 1, and the period of the function f(t) = cos (2φt²/m) is √(4πm/φ).

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The expanded form of (i) 0.0523 is 5.23 x 10^-2 and the expanded form of (ii) 32.5 is 3.25 x 10^1.

To expand a number using exponents, we need to write the number in the form of a power of 10. This means that we need to find a power of 10 that is equal to the given number.

For (i) 0.0523, we can write it as 5.23 x 10^-2. This is because 0.0523 is equal to 5.23 divided by 100, or 5.23 x 10^-2.
For (ii) 32.5, we can write it as 3.25 x 10^1. This is because 32.5 is equal to 3.25 times 10, or 3.25 x 10^1.

So, the expanded form of (i) 0.0523 is 5.23 x 10^-2 and the expanded form of (ii) 32.5 is 3.25 x 10^1.

In HTML, the answer would be:

To expand a number using exponents, we need to write the number in the form of a power of 10. This means that we need to find a power of 10 that is equal to the given number.

For (i) 0.0523, we can write it as 5.23 x 10-2. This is because 0.0523 is equal to 5.23 divided by 100, or 5.23 x 10-2.

For (ii) 32.5, we can write it as 3.25 x 101. This is because 32.5 is equal to 3.25 times 10, or 3.25 x 101.

So, the expanded form of (i) 0.0523 is 5.23 x 10-2 and the expanded form of (ii) 32.5 is 3.25 x 101.

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The initial velocity of the platform diver is represented by the coefficient V in the function h(t) = -16t^2 + vt + 10.

The initial velocity (V) of the platform diver can be determined from the given function:

h(t) = -16t^2 + vt + 10

In the function, the coefficient of the t term represents the initial velocity. In this case, the coefficient of the t term is V.

Therefore, the initial velocity of the platform diver is represented by the coefficient V in the function h(t) = -16t^2 + vt + 10.

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Answer:

x = -7

Step-by-step explanation:

4(2x + 14) = 0

Isolate the variable (x)

2x + 14 = 0 ÷ 4

2x + 14 = 0

2x = 0 - 14

2x = -14

x = -14 ÷ 2

x = -7

There should be training and validation sets as both of them have respective contribution in developing the multiple linear regression model.

There are many variables that measure levels of industrialization that have positively correlated. In

There is a positive relationship between the INDUS, NOX and TAX as Boston has high proportion of non-retail businesses and this would lead to high taxes and pollution levels in the region.

The relationship between the dependent and independent variables is shaped in part by the two data sets.

The model is fitted using the training data, and the regression coefficients (β0, β1, …, βp.) are estimated. This will assist us in forecasting the coefficients necessary to establish the relationship between the variables.

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6.1 Predicting Boston Housing Prices

a. Why should the data be partitioned into training and validation sets?

Which predictors are likely to be measuring the same thing among the 14 predictors? Discuss the relationships among INDUS, NOX, and TAX.

Answer:

see explanation

Step-by-step explanation:

4a + 8               4

2a² + 8a            2a

12a² - 8a           4a

4 - 6a                2

Match each expression with its greatest common factor as follows;

4a + 8               4

2a² + 8a            2a

12a² - 8a           4a

4 - 6a                2

The largest number that is found in the common factors is called the greatest common factor.

The given expression are;

4a + 8              

2a² + 8a            

12a² - 8a      

4 - 6a              

The greatest common factor of the expression are as follows;

4a + 8  = 4(a+2) = common factor = 4    

2a² + 8a = 2a(a+4a) = common factor = 2a

12a² - 8a = 4a(3a-2) = common factor = 4a

4 - 6a = 2(2-3a) = common factor = 2

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The measure of side S'Q' is 6.

The scale factor is a way to compare figures with similar appearances but distinct scales or measurements. Consider two circles that resemble one another but may have different diameters. The scale factor indicates how much a figure has increased or decreased from its initial value.

When a triangle is dilated by a scale factor of k, all of its sides are multiplied by k.

In this problem, the triangle QRS is dilated by a scale factor of 1/4, which means all of its sides are multiplied by 1/4. Therefore, the length of side S'Q' is:

S'Q' = (1/4) * SQ

Substituting the given value of SQ = 24, we get:

S'Q' = (1/4) * 24

S'Q' = 6

Therefore, the measure of side S'Q' is 6.

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Answer:

 10y + 3x

Step-by-step explanation:

 (4y + 6x) -  3 • (x - 2y)

Answer:

I think it's 10y+3x

Step-by-step explanation:

I search it up :(

Answer:

$33.95

Step-by-step explanation:

35*10%=3.5

35*7%=2.45

35-3.5=32.5

32.5+2.45=33.95

A hypothesis that there is some sort of relationship between the variables is where scientists start their inquiry. The alternative, or null hypothesis, asserts that there is no such relationship. Although the null hypothesis may not appear fascinating, it is a crucial component of research.

The claim can be supported by either the null hypothesis or the alternative hypothesis. The null hypothesis states that the population proportion is the same as the value specified in the claim. If the null hypothesis is the assertion, then the alternative hypothesis statement is the antithesis of the null hypothesis. A hypothesis is a well-informed, logically-supported guess about the answer to a scientific question. Although it is the experiment's anticipated outcome, it does not constitute experimental proof. The information obtained may or may not be supported, depending on the information received. Simple hypotheses simply state the relationship between two independent and dependent variables. Examples: If you stay up late, you will feel fatigued the next day.

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Answer:

Slope = -1

Step-by-step explanation:

\((3, -5 ) = (x_1,y_1) \\ (-7,5)=(x_2,y_2)\)

\(Slope = \frac{y_2-y_1}{x_2-x_1} \)

Substitute values into the given equation

\(slope \: = \frac{5 - ( - 5)}{ - 7 - 3} \\ \\ slope \: = \frac{5 + 5}{ - 7 - 3} \\ \\ \)

\(slope \: = \frac{10}{ - 10} \\ slope \: = - 1\)

Answer:

3x+(2-4x)

= 2 (3x+4x)

=2 (7x)

=2/7x

=7x/2

=3.5

Step-by-step explanation:=3.5

The mean of the sampling distribution of sample means is 495 hours.

What is the mean of the samples?

The mean of samples is the average of a set of samples or data.

This can be calculated using the formula:

Mean= (Sum of terms)/(Number of terms)

Find the mean of each sample as shown below:

Mean service life of sample 1 = \(\frac{495+500+505+500}{4} = \frac{2000}{4}\)

                                                = 500 hours

Mean service life of sample 2 =\(\frac{525 +515 +505 +515 }{4}=\frac{2060}{4}\)

                                                  = 515 hours

Mean service life of sample 3 =  \(\frac{470 +480 +460+ 470}{4}=\frac{1880}{4}\)

                                                  = 470 hours

Find the mean of the sampling distribution of sample means using the formula:

Mean of the sampling distribution (M)

=(Sum of mean of given samples )÷( Number of samples)

M = \(\frac{500+515+470}{3}=\frac{1485}{3}\)

M=495 hours

So, the mean of the sampling distribution of sample means is 495 hours.

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The mean of the sampling distribution of sample means is 495 hours.

What is the mean of the samples?

The mean of samples is the average of a set of samples or data.

This can be calculated using the formula:

Mean= (Sum of terms)/(Number of terms)

Find the mean of each sample as shown below:

Mean service life of sample 1 = \(\frac{495+ 500+ 505+ 500}{4}=\frac{2000}{4}\)

                                               = 500 hours

Mean service life of sample 2 = \(\frac{525+ 515+ 505+ 515 }{4}=\frac{2060}{4}\)

                                                 = 515 hours

Mean service life of sample 3 =  \(\frac{ 470+ 480 +460 +470}{4}=\frac{1880}{4}\)

                                                 = 470 hours

Find the mean of the sampling distribution of sample means using the formula:

Mean of the sampling distribution (M)

=(Sum of mean of given samples )÷( Number of samples)

M = \(\frac{500+515+470}{3}=\frac{1485}{3}\)

M=495 hours

So, the mean of the sampling distribution of sample means is 495 hours.

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Answer:

-9 ≤ y ≤ 8

Step-by-step explanation:

look at the endpoints of the segment; (7, 8) and (-2, -9)

the y-values represent the range and they go from -9 to 8, inclusive

Answer:

Step-by-step explanation:

To find the least cost allocation of tasks between four people, we need to determine the assignment that results in the minimum total cost. From the given information, we can allocate tasks by assigning a number to each person for each task.

Let's denote the people as A, B, C, and D, and the tasks as 1, 2, 3, and 4. The costs for each assignment are given in the table below:

Task 1 Task 2 Task 3 Task 4

Person A 4 3 5 2

Person B 2 4 3 1

Person C 3 1 2 5

Person D 1 2 4 3

To find the least cost allocation, we need to select one task for each person such that the sum of the costs is minimized.

Based on the table, the least cost allocation would be as follows:

Person A - Task 2 (cost: 3)

Person B - Task 4 (cost: 1)

Person C - Task 3 (cost: 2)

Person D - Task 1 (cost: 1)

The total cost for this allocation is 3 + 1 + 2 + 1 = 7.

Therefore, the least cost allocation of tasks between the four people would be:

a. Person A - Task 2

b. Person B - Task 4

c. Person C - Task 3

d. Person D - Task 1

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Answer:

10

Step-by-step explanation:

Total Perimiter:60

20*2=40

60-40=20

20/2=10

Answer:10

Answer:

10 inches

Step-by-step explanation:

20+20=40

60-40=20

20/2=10

The raster data model is commonly used to represent field features, but it is not suitable for representing point, line, and polygon features.

The raster data model is a grid-based representation where each cell or pixel contains a value representing a specific attribute or characteristic. It is well-suited for representing continuous spatial phenomena such as elevation, temperature, or vegetation density. Raster data is organized into a regular grid structure, with each cell having a consistent size and shape.

However, the raster data model has limitations when it comes to representing discrete features like points, lines, and polygons. Since raster data is based on a grid, it cannot precisely represent the exact shape and location of these features. Instead, they are approximated by the cells that cover their extent.

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Answer:

x = 4.5 or rounded 5

Step-by-step explanation:

Because they are equal you can make the equation:

x/2 = 18/8

this means that 8 divided by 2 equals (4)

what 18 divided by x is (4)

this means 4 times x = 18

4x = 18

/4    /4

x = 4.5 ft

To define a default field value in a form or a database, you can use the attribute "default". When you add the "default" attribute to a field, it will automatically assign the specified value to that field if no other value is provided by the user or system.

This can be particularly useful when designing forms or databases that require certain fields to have a value even when the user does not provide one.
For example, in a web form, you might have a "Country" field that requires users to select their country from a dropdown list. By setting a default value for this field, such as "United States," the system ensures that there is always a value associated with that field even if the user does not make a selection.
Similarly, in a database schema, you might have a "DateCreated" field that automatically assigns the current date and time as the default value. This ensures that the date and time are always recorded for each new entry, even if the user does not manually input a value.
In both cases, the "default" attribute allows you to streamline the data collection process and ensure that your forms and databases maintain consistent and complete data. Using default values can also improve the user experience by reducing the amount of input required, making it easier for users to complete forms and submit their data.

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(i) The dual of the given LP problem can be found by following these steps:

1. For each constraint in the primal problem, create a dual variable. In this case, we have three constraints, so we'll have three dual variables: y1, y2, and y3.
2. The objective function of the dual problem will be the sum of the products of the primal variables and their corresponding dual variables. So, the dual objective function is:
  Maximize w = 3y1 + 2y2 + y3.
3. For each primal variable x, create a constraint in the dual problem with the coefficient of the corresponding dual variable equal to the coefficient of x in the primal objective function. So, the dual constraints are:
  y1 + 2y2 - y3 ≤ -2
  y1 + y2 + y3 ≤ -1
  y1, y2, y3 ≥ 0.

(ii) To find the optimal solution to the dual problem, we need to solve the optimal tableau of the dual problem. From the given information, we know that Row 0 of the optimal tableau is:
  w = 4x1 + e2 + (M-1)a2 + (M+2)a3 = 0.
 
  However, the given information does not provide any details about the values of x1, e2, a2, or a3. Therefore, without this information, we cannot determine the specific optimal solution to the dual problem.

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Answer:

a = -3

b = -8

Step-by-step explanation:

Equation for a line is:

y-coordinate = (slope * x-coordinate) + y-intercept

For (3, -4): -4 = (-2 * 3) + y-intercept

y-intercept = 2

Equation for all points on this line is:

y = -2*x + 2

For (a, 8): 8 = (-2 * a) + 2

For (5, b): b = (-2 * 5) + 2

Answer: 7 x 522= 3654

Step-by-step explanation: The answer is esimated to 3653. I don't know if this will help, but hope it does. Thank you  

The given sum is:

\(\sum_{k=8}^{12}\) \(k=8+9+10+11+12=50\). Therefore, the sum of the series is 50.

The problem states to calculate the sum of the series in which k varies from 8 to 12. We can observe that the given series contains consecutive integers. Therefore, we can use the formula of the sum of n consecutive integers, which is as follows:

\(S_n=\frac{n}{2}\left[a+(a+n-1)\right]\),

where \(S_n\) is the sum of n consecutive integers, a is the first term of the series, and n is the number of terms in the series.

Using this formula, we can calculate the sum of the given series. In this case,

\(a=8\\n=5\), and

\(a+n-1=12\).

Substituting the values in the above formula, we get:

\(S_n=\frac{5}{2}\left[8+(8+5-1)\right]=\frac{5}{2}\left[8+12\right]=\frac{5}{2}\times 20=50.\)

Therefore, the sum of the series is 50. Thus, we have calculated the sum of the given series by using the formula of the sum of n consecutive integers.

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Answer:

12

Step-by-step explanation: