# Question: Refer to Exercise 16 15 a Use a computer program to fit

Refer to Exercise 16.15.

a. Use a computer program to fit the model of part (b) of Exercise 16.15. Use α = .05.

b. Test for parallelism of the lines.

c. Assuming that the lines are parallel, test for differences in treatment means adjusted for the covariate. Use a 5 .05.

In exercise

a. Use a computer program to fit the model of part (b) of Exercise 16.15. Use α = .05.

b. Test for parallelism of the lines.

c. Assuming that the lines are parallel, test for differences in treatment means adjusted for the covariate. Use a 5 .05.

In exercise

**View Solution:**## Answer to relevant Questions

Refer to Exercises 16.15 and 16.16. a. Assuming parallelism of the response lines, perform a test for block differences adjusted for the covariate. Use α = .05. b. How might you partition the block sum of squares into five ...Refer to Exercise 16.20. a. Test whether the three equations relating thickness to temperature are parallel. b. Test at the α = .05 level if there is a significant difference in the mean thicknesses of the coating from the ...Refer to Exercise 16.1. Suppose you failed to reject the hypothesis that the four treatment lines are parallel, that is, the data indicates that the four slopes are equal. a. Describe how would you test for differences in ...The following study was designed to evaluate the effectiveness of four chemicals developed to control fire ants. The type of environmental conditions in which the chemical is placed might affect the effectiveness of the ...The public safety department at a large urban university was concerned about criminal activities involving nonstudents stealing bicycles and laptops from students. The campus police designed a study to investigate the number ...Post your question