For Exercises 5 through 18, perform each of the following steps. a. State the hypotheses
Chapter 8, Problem 9(choose chapter or problem)
For Exercises 5 through 18, perform each of the following steps. a. State the hypotheses and identify the claim. b. Find the critical value(s). c. Find the test value. d. Make the decision. e. Summarize the results. Use the traditional method of hypothesis testing unless otherwise specified. Assume that the population is approximately normally distributed.Heights of Tall Buildings A researcher estimates that the average height of the buildings of 30 or more stories in a large city is at least 700 feet. A random sample of 10 buildings is selected, and the heights in feet are shown. At a 0.025, is there enough evidence to reject the claim? 485 511 841 725 615 520 535 635 616 582
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