According to a magazine, people read an average of more than three books in a month. A survey of 20 random individuals found that the mean number of books they read was 3.1 with a standard deviation of 1.25.

a. To test the magazine's claim, what should the appropriate hypotheses be?

b. Compute the test statistic.

c. Using a level of significance of 0.05, what is the critical value?

d. Find the p-value for the test.

e. What is your conclusion