Exploring Association

Question 1

Question 1

Revolt · Accepted Answer

3

Question 2

Point 2 can be .

Revolt · Accepted Answer

(248, 2865)

Question 3

Using those two points, the slope of the line is .

Revolt · Accepted Answer

0.83

Question 4

Point 1 can be .

Revolt · Accepted Answer

(236, 2855)

Question 5

What is equation of the trend line?

Revolt · Accepted Answer

y = 3x + 55

Question 6

Given a scatterplot and trend line, which statements are true? Check all that apply.

Revolt · Accepted Answer

The trend line should have roughly the same number of data points on each side of the line.; The trend line represents the correlation between the two variables.; The equation of the trend line shows the relationship between two variables.

Question 7

What type of correlation do the data points represent?

Revolt · Accepted Answer

negative

Question 8

What is the equation that best represents the data?

Revolt · Accepted Answer

y = -500x + 4,500

Exploring Association Answers

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