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A researcher estimates that the average height of the buildings of 30 or more stories in...

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. α = 0.025, is there enough evidence to reject the claim? 485 511 841 725 615 520 535 635 616 582

Math   Statistics-And-Probability   
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