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Chapter 4: Q. 4.41 (page 173)

For which of the following sets of data points can you reasonably determine a regression line? Explain your answer.

Short Answer

Expert verified

The second figure shows the data points that decide the regression line.

Step by step solution

01

Given information

The given points are

02

Explanation

Let us consider

The first graphic depicts the curving character of data points, whereas the third depicts the circular nature of data points. There must be a significant linear relationship in the regression line. The data points are aligned in a straight line. As a result, the linear character is depicted in the second picture.

As a result, the second figure shows the data points that decide the regression line.

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Most popular questions from this chapter

Fill in the blank.

The graph of a linear equation with one independent variable is a _____.

For which of the following sets of data points can you reasonably determine a regression line? Explain your answer.

A value of rclose to -1suggests a strong------ linear relationship between the variables.

The y-intercept of a line has no effect on the steepness of the line.

For each exercise, determine the linear correlation coefficient using

a. Definition 4.8on page 183

b. Format 4.3on page 185,
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