A drug company makes the claim that the mean amount of Naproxen Sodium in a tablet the produce is 220 mg. A pharmacist suspects the claim and wishes to test it (notice that the pharmacist doesn't want to test higher or lower, simply test the claim). She randomly selects n=5 and measures the amount of naproxen sodium in each. The following data was obtained. Use a 0.05 level of significance.

209.1, 204.9, 214.2, 202.4, 212.6

A. The appropriate test is a:

a) t-test

b)z-test

c) 1 prop z-test

B. The value for the test statistic is:

a) -5.09

b) -2.31

c) 2.31

d) 5.09

C. The appropriate decision is

a) reject the null hypothesis

b) fail to reject null hypothesis

c)reject the alternative hypothesis

d) fail to reject the alternative hypothesis