Question: A regression between foot length (response variable in cm) and height (explanatory variable in inches) for 42 students resulted in the following regression equation: y

A regression between foot length (response variable in cm) and height (explanatory variable in inches) for 42 students resulted in the following regression equation:

y = 10.4 + 0.21x

One student is 74 inches tall with a foot length of 28 cm. What is the predicted foot length for this student?

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