Explanation:qqnorm is another tool for checking normality. 7. Which of the following is lattice command for producing boxplots ?
A. plot()
B. bwplot()
C. xyplot()
D. All of the mentioned
Answer:A
Explanation:qqnorm is another tool for checking normality. 7. Which of the following is lattice command for producing boxplots ?
A. plot() B. bwplot() C. xyplot() D. All of the mentioned
Explanation:The function bwplot() makes box-and-whisker plots for numerical variables. 8. Which of the following compute analysis of variance table for fitted model ?