Analyzing Residuals

Question 1

What are the residual values needed to complete the chart? a = b = c = d =

Revolt · Accepted Answer

Part 1: 0.9; Part 2: -1; Part 3: -0.6; Part 4: 0.2

Question 2

For the given table, which point lies on the residual plot?

Revolt · Accepted Answer

(3, 4.6)

Question 3

Does the residual plot show that the line of best fit is appropriate for the data?

Revolt · Accepted Answer

No, it follows a pattern.

Question 4

Which point is farthest from the line of best fit?( , )

Revolt · Accepted Answer

Part 1: 3; Part 2: 6.2

Question 5

What does a residual value of –4.5 mean in reference to the line of best fit?

Revolt · Accepted Answer

The data point is 4.5 units below the line of best fit.

Question 6

Which statements describe a residual plot for a line of best fit that is a good model for a scatterplot? Check all that apply.

Revolt · Accepted Answer

There are about the same number of points above the x-axis as below it.; The points are randomly scattered with no clear pattern.; The number of points is equal to those in the scatterplot.

Analyzing Residuals Answers

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