Heights of Tall Buildings A researcher estimates that the
Chapter 8, Problem 9(choose chapter or problem)
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 Source: Pittsburgh Tribune-Review.
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