You are interested in finding a 95% confidence interval for the average number of days of class that college students miss each year. The data below show the number of missed days for 15 randomly...

You are interested in finding a 95% confidence interval for the average number of days of class that college students miss each year. The data below show the number of missed days for 15 randomly selected college students.

a. To compute the confidence interval use a ____    distribution.

b. With 95% confidence the population meannumber of days of class that college students miss is between ____ and ______   days.

c. If many groups of 15 randomly selected non-residential college students are surveyed, then a different confidence interval would be produced from each group. About _____  percent of these confidence intervals will contain the true population mean number of missed class days and about ______  percent will not contain the true population mean number of missed class days.