Refer to the "Student survey" data file (Exercise 1.11 on page 8), with response variable the number of weekly hours engaged in sports and other physical exercise. Using software, conduct an analysis...

Refer to the "Student survey" data file (Exercise 1.11 on page 8), with response variable the number of weekly hours engaged in sports and other physical exercise. Using software, conduct an analysis of variance and follow-up estimation, and prepare a report summarizing your analyses and interpretations using

(a) Gender as a predictor

(b) Gender and whether a vegetarian as predictors