Type of Test the Problem Requires
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You must first determine which type of test this problem requires:
Is it:
A two sample independent sample tests: z or t depending upon the size of the samples (> or < 30 - both must be)
or a two sample dependent tests: z or t depending upon the size of the samples (> or < 30 - both must be) - most of our work here is with t tests (samples less than 30)
Must state all five hypotheses steps.
See attached Excel sheet. Please show formulas performed and numbers for formulas.
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Solution Summary
The solution first determine which type of test this problem requires, then states all five hypotheses and shows the formulas performed and numbers for formulas.
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