Listed below are the customer satisfaction ratings (out of a possible 100 points
given by a random sample of 5 customers who shop at both Home Depot and
Lowes. Based on the data, can you reject the hypothesis that there is no
difference in the average customer satisfaction rating for Home Depot and
Lowes at a=.1? State the hypothesis in terms of Home Depot - Lowes.
Home Depot 79, 77, 81, 77, 81
Lowes 72, 78, 75, 78, 72
For the 95% confidence interval for Home Depot Lowes, find the lower endpoint.
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