The test referred to in Exercise 18.19 is available on my Web site. Run that program on the data for Exercise 18.18 and report the results. (There is a “read-me” file on the disk that will tell you...

The test referred to in Exercise 18.19 is available on my Web site. Run that program on the data for Exercise 18.18 and report the results. (There is a “read-me” file on the disk that will tell you how to run the resampling program.

What advantage does the study described in Exercise 18.18 have over the study described in Exercise 18.17?