Question

partial credit, 14.1.13-T 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 26 27.75 27.5 26.5 24.5 Head Circumference​ (inches), y 17.3 17.6 17.5 17.3 17.1 ​(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.)

Answer 1

Answer Date: 14/08/2019 The regression equation of head circumferences (y) on height (x) is, By using Excel software, find regression equation with help of following steps: Import the data. Select Data Analysis from Data menu. 3) Select Regression and click Ok. 4) Input Y Range and Input X range. Click Ok. Intercept Height Coefficients Standard Error Stat P-value 13.50919118 0.519941812 25.98212 0.000125 0.145588235 0.019638456 7.413426 0.005078 From the Excel output, the regression equation of head circumferences (y) on height (x) is. j= Bo + Box = 13.5092 +0.1456 x The bois 13.5092 and b1 is 0.1456.