According to a study done in 2013, the average age of a first-time home buyer in Canada was 29.1 years old. A researcher believes this number has increased since that time. A large random sample of Canadian first-time home-buyers is selected to test this claim.

a.Determine what population parameter is being tested:

p

b.Determine if the alternative hypothesis is a left-tailed, right-tailed, or two-tailed test:

< : left-tailed

> : right-tailed

: two-tailed