The following data gives the number of deaths due to accidental falls occurring in in the United States by Month

in 1970.

Month Number of deaths

Jan 1668

Feb 1407

Mar. 1370

Apr. 1309

May 1341

June 1338

July 1406

Aug. 1446

Sept. 1332

Oct. 1363

Nov. 1410

Dec 1526

(a) Using Stata or otherwise, calculate the expected number of deaths for each month if the probability of

accidental death is the same for each month. Report the results in a table.

(b) Is the data consistent with a uniform probability of death from accidental fall over time? Justify your answer

with the results from an appropriate statistical test.

(c) Is there evidence of a seasonal pattern of deaths? Explain why.