AnswersCommon Core Algebra I - MA3109 B-CR 4Q 0.25 credit due 1029 or will be grade of FAnalyzing Residuals

Analyzing Residuals Answers

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

A
There are about the same number of points above the x-axis as below it.
B
The points are randomly scattered with no clear pattern.
C
The points lie on a line.
D
The points lie on a curve.
E
The number of points is equal to those in the scatterplot.
F
The y-coordinates of the points are the same as the points in the scatterplot.
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What is the residual for 5?

A
–1.6
B
–0.6
C
0.6
D
1.6
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A scatterplot consists of (1, 4.0), (2, 3.3), (3, 3.8), (4, 2.6), and (5, 2.7). The line of best fit used to model the data is y = –0.33x + 4.27. Which residual plot is correct?

A
Option A
B
Option B
C
Option C
D
Option D

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