# choose a variable (such as number of daily admissions at at local theater

#3) continued choose a variable (such as number of daily admissions at at local theater or number of miles students have to commute daily to get to their college.) before collecting the data, decide what a likely average might be, then complete the following: e) state how the sample was selected, f)show the raw data, g) compute the test statistic, h) find the critical value(s), i) state the decision, j)summarize the results get information from the web 4. a sample of the math test scores of 35 fourth-graders has a mean of 82 with a standard deviation of 15. a)find the 95% confidence interval of the mean math test scores of all fourth-graders. b)find the 99% confidence interval of the mean math test scores of all fourth-graders c)which interval is larger? explain why.