7
QuizMultiple Choice

Calculating the Least-Squares Regression Line

Question 7 • DRHS GA-Statistical Reasoning

The scatterplot displays the number of pretzels students could grab with their dominant hand and their handspan, measured in centimeters. An analysis was completed and the computer output is shown. PredictorCoefSE Coeft-ratiopConstant-14.714.3171.6890.046Handspan1.5850.3105.1140.000S = 3.05R-Sq = 52.1%R-Sq(Adj) = 51.7%

Question illustration
Answer
A
0.521
B
0.547
C
0.722
D
0.740
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