chapter 19.9 Chapter 19:

19.9 Randomly selected records of 140 convicted criminals reveal that their crimes were committed on the following days of the week:

DAYS WHEN CRIMES WERE COMMITTED FREQUENCY

MON. 17

TUE. 21

WED. 22

THU. 18

FRI. 23

SAT. 24

SUN. 15

TOTAL (fo)Observed (140)

(a)Using the .01 level of significance, test the null hypothesis that in the underlying

population, crimes are equally likely to be committed on any day of the week.

(b)Specify the approximatep-value for this test result.

(c)How might this result be reported in the literature?