Question

a survey was conducted that asked 1017 people how many books they had read in the past year. Results indicated that x bar equals 11.2 books and s=16.6 Construct a 99% confidence interval for the mean number of books people read.

a. there is a 99% prob that the true mean number of books read is between _ and _

b. if repeated samples are taken, 99% of them will have a sample mean between _ and _

c. there is 99% confidence that the population mean number of books read is between _ and _

Answer 1