The results of a survey conducted by Marketing Magazine revealed that the mean age of a Marketing Manager is 35 years old. This statistic seems too young. You decide to test the hypothesis to prove this is not the case. What type of test is this:______________

a. One Tail.

b. Regression.

c. Type I test.

d. Two Tail.

e. Type II Test.

Answer rating: 100% (QA)

for this problem the null hypothesis and alte... View the full answer