The data set for a random sample of 10 soccer player's heights compared to their shoe sizes is summarized in the table. Shoe Size (U.S.) Height (inches) 7.5 63 8 70.5 12 8.5 9 10.5 11 12.5 13 10.5 72 71 69.5 70 75 64 72 68 Part A: What is the equation of the least-squares regression line? Part B: If a soccer player wears a size 10 and is 68 inches tall, what is their residual? Show all mathematical work.

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