To compare customer satisfaction levels of two competing products, 10 customers of company 1 and company 2 were randomly
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To compare customer satisfaction levels of two competing products, 10 customers of company 1 and company 2 were randomly
company 1 and company 2 were randomly selected and were asked to rate their cable companies on a five- point scale, with 1 being least satisfied and 5 most satisfied. The survey results are mentioned in the following table. Give 99% CI for the difference between the average rating of company 1 and company 2 product Company 1 1 Company 2 1 5 1 3 2 3 5 4 5 2 1 4. 4 4 1 5 N 5 4
To compare customer satisfaction levels of two competing products, 10 customers of