The principal of Berkeley High School has read that based on

The principal of Berkeley High School has read that based on the national norm, a high school student will miss 15 days of class per school year. He is curious if the number of day missed by the students in his school is different from the national norm. He takes a random sample of 25 students\' attendence records, and finds that for this sample the average number of school days missed per year is 17 and the standard deviation is 8. What is the approximate p-value for a two-tailed test?

Select one:

a. The p-value is less than 0.10

b. The p-value is between 0.10 to 0.15.

c. The p-value is less than 0.15.

d. The p-value is between 0.20 to 0.30.

Solution

c. The p-value is less than 0.15.