A H₀: There Is No Association Between Height and Weight

Essay

a. H₀: There is no association between height and weight.
HA: There is an association between height and weight.
b. The scatterplot looks straight enough, residuals are random and display consistent spread, the histogram of
residuals looks roughly unimodal and symmetric.
c. Reject H? because of the small P-value; there is strong evidence of an association between height and weight. d. 7.30 ± 2.75
e. We are 95% confident that teenage boys gain an average of between 4.55 and 10.05 pounds per inch of height.