Discussion:
A consumer magazine randomly selected 100 new hybrid car dealers from across the country, and created a list of retail prices. They want to know if the price differs from $25,000.
RQ: Is the average hybrid car dealer retail price different than $25,000 with a 95% confidence level? Use Alpha = .05
A. Choose the Hypothesis
H1: μ≠ $25,000. The mean hybrid car retail price is different than $25,000 with a 95% confidence level.
B. Specify the Decision Rule
C. Calculate the Test Statistic, P-value
D. Make the Decision
E. Give an interpretation of the Decision