Solved: For Exercises 1 through 13, follow this procedure:

Chapter 13, Problem 7

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For Exercises 1 through 13, follow this procedure: a. State the hypotheses and identify the claim. b. Find the critical value(s). c. Compute the test value. d. Make the decision. e. Summarize the results. Use the traditional method of hypothesis testing unless otherwise specified.Lunch Costs Full-time employees in a large city were asked how much they spent on a typical weekday lunch and how much they spent on the weekend. The amounts are listed below. At a 0.05, is there sufficient evidence to conclude a difference in the amounts spent? Weekday 7.00 5.50 4.50 10.00 6.75 5.00 6.00 Weekend 6.00 10.00 7.00 12.00 8.50 7.00 8.00