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Instructions: Use the five step process to solve the problem in the question, that is, state the null hypothesis, the alternative hypothesis, the level of significance and the type of test (z-test, t-test, p-value, confidence limit and whether it is two tailed, one-tailed upper or one tailed lower - note that you may need several terms to describe the test) you will use and why, and state your decision rule.  As part of your answer sketch out the solution on a normal curve showing the critical value, the calculated value and the p-value. These graphs may be hand drawn. Remember to express your answer in a short contextual paragraph that explains your answer so it is not just a number.

See photo below for the data worksheet:

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Question: According to the Coffee Research Organization, the typical American coffee drinker consumes 3.1 cups of java per day. A sample of 12 senior citizens revealed that they consume the amount of coffee as shown in the Homework #3 Data spreadsheet - Coffee worksheet. At the .01 level of significance does the data suggest that there is a difference between the typical American and the senior citizens coffee drinking habits?

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