A regression between arm length (response variable in cm) and height (explanatory variable in inches) for 42 students resulted in the following regression equation: Arm Length = 9.1 + 0.65 · Height One student in the sample was 61 inches tall with an arm length of 50 cm. What is the residual for this student? 8.4 cm O 48.75 cm O -1.45 cm O 1.25 cm

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A regression between arm length (response variable in cm) and
height (explanatory variable in inches) for 42 students resulted
in the following regression equation:
Arm Length = 9.1 +0.65 Height
One student in the sample was 61 inches tall with an arm
length of 50 cm. What is the residual for this student?
8.4 cm
48.75 cm
O -1.45 cm
O 1.25 cm
Transcribed Image Text:A regression between arm length (response variable in cm) and height (explanatory variable in inches) for 42 students resulted in the following regression equation: Arm Length = 9.1 +0.65 Height One student in the sample was 61 inches tall with an arm length of 50 cm. What is the residual for this student? 8.4 cm 48.75 cm O -1.45 cm O 1.25 cm
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