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 are summarized below. Complete parts (a) through (f) below. Height (inches), x 27.5 26 25.5 25 27 Head Circumference (inches), y 17.5 17.3 17.1 16.9 17.5
(a) Treating height as the explanatory variable, x, use technology to determine the estimates of beta 0 and beta 1. beta 0almost equalsb 0equals nothing (Round to four decimal places as needed.) beta 1almost equalsb 1equals nothing (Round to four decimal places as needed.)
We can use here Excel for regression equation
Step 1) Enter data in Excel .
Step 2) Data >>Data analysis >>Regression >>Select y and x values separately >>Ok
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