Search for question
Question

AutoTrader.com would like to test if a difference exists in the age of three different types ofvehicles currently on the road-trucks, cars, and vans. The following data represent the age

of arandom sample of trucks, cars, and vans. Use a =0.05 significance level to test this claim. To solve it answer the following questions. a) State the hypotheses. (10 pts) b) State the test statistic. (5 pts) c) State the rejection criteria. (10 pts) d) Calculate the value of the test statistic. (10 pts) e) Find degrees of freedoms and critical value. (10 pts) f) Make the conclusion. (10 pts) g) Solve it using Minitab, put the output and discuss it. (10 pts)

Fig: 1

Fig: 2

Fig: 3

Fig: 4

Fig: 5

Fig: 6

Fig: 7

Fig: 8

Fig: 9

Fig: 10

Fig: 11