A claim is made that the average salary for all jobs in Minnesota is less than $74,500.You are going to test the claim using =0.05 and assume that your data is normally distributed and the population standard deviation () is not known.

Write the null and alternative hypotheses symbolically and identify which hypothesis is the claim.Then identify if the test is left-tailed, right-tailed, or two-tailed and explain why.

72025.31868 mean average salary in

std deviation 22813.00746

n = 365 number of salaries sample size