Question 1

2pts

The response variable is also called the ______.

Group of answer choices

coefficient

starting point

independent variable

dependent variable

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Question 2

2pts

The regression line is considered the ________.

Group of answer choices

line that best fits the data

correlation coefficient

dependent variable

boundary of the data

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Question 3

2pts

The explanatory variable is also called the ______.

Group of answer choices

coefficient

independent variable

dependent variable

starting point

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Question 4

2pts

The relationship between two variables is represented by the ______.

Group of answer choices

correlation coefficient

independent variable

dependent variable

the y-intercept

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Question 5

2pts

The coefficient of determination is represented by ______.

Group of answer choices

x

r

r2

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Question 6

2pts

The correlation coefficient can range in value from ___ to ___.

Group of answer choices

-1, 0

-1, 1

1, 2

0, 1

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Question 7

2pts

If the correlation coefficient is -0.65, then the coefficient of determination would be _____.

Group of answer choices

0.42

-0.42

1.3

-1.3

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Question 8

2pts

The coefficient of determination expresses __________.

Group of answer choices

the percentage of the dependent variable variation explained by the independent variable

the percentage of the dependent variable variation explained by the sample

the degree to which the data points are from the regression line

the degree of variability among all variables

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Question 9

2pts

A company might want to run a regression to determine which variables are most impacting _____.

Group of answer choices

sales

temperature

whether it will rain next month

what the CEO should have for breakfast

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Question 10

2pts

A multiple regression is distinguished from a simple regression by _____.

Group of answer choices

the number of data points in the sample

the number of independent variables

the number of dependent variables

the number of data points in the population