A pediatrician wants to determine the relation that may exist between a child's height and head circumference. She randomly selects 5 children and measures their height and head circumference. The data is summarized below:
Height (inches), x 27.75 27 25 27.5 26.75
Head (Inches), Y 17.6 17.5 16.9 17.5 17.3
(a) Compute the standard estimate (Round to four decimal places as needed)
(b) Determine whether the residuals are normally distributed.
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