(c) Compare the results labeled “garage independent two-sample t test,” which reanalyzes the
garage data as though there were two independent sets of cars rather than the same cars
evaluated by the two garages, with what you found in
Answer:
Null hypothesis (H0): There is no significant difference between two garages regarding to
the
cost
Alternate hypothesis (H1): There is a significant difference between two garages regarding to
the cost
From the given data n1=10 and sample mean=4.524
n2=10 and sample mean=5.251