SHOW THE 7 STEPS IN TESTING THE HYPOTHESIS

1.To compare employee's knowledge of marketing in two products of a company, a certain executive in marketing got a sample of Product A and Product B and gave an evaluation. A sample of 25 for Product A has a mean of 88.50 with standard deviation of 7.5. A sample of 29 for Product B has a mean of 90.25 with a standard deviation of 8.2. Is there a significant difference between the two sample means? Use = .01 level of significance.

I.Ho:

II.Alpha=

III.T-test or z test?

IV. Sig Value=

V. value= (SHOW SOLUTION AND HOW TO COMPUTE)

VI. DECISION:

VII. Interpret :