Choose a variable. Before collecting the data, decide what a likely average might be, then complete the following: (12 pts)

Write a brief statement of purpose of the study

Define the population

State the hypotheses for the study

Select an a value

State how the sample was selected

Show the raw data

Decide which statistical test is appropriate and compute the test statistic (z or t). Why is the test appropriate?

Find the critical values(s)

State the decision

Summarize the results.

Raw data may be obtained from the random number from any other sources, including sources on the World Wide Web.

Write a brief statement of purpose of the study

Define the population

State the hypotheses for the study

Select an a value

State how the sample was selected

Show the raw data

Decide which statistical test is appropriate and compute the test statistic (z or t). Why is the test appropriate?

Find the critical values(s)

State the decision

Summarize the results.

Raw data may be obtained from the random number from any other sources, including sources on the World Wide Web.

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