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Determine that the underlying distributions are normal

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Reference no: EM131752893

Question: Manufacturing and Product Development Although they are called leaf blowers, these hand-held machines are used to sweep patios, clean driveways, and even move light snow. Leaf blowers are often compared using weight, noise, and airspeed. Independent random samples of two types of leaf blowers were obtained, and the airspeed (in mph) was measured for each. The summary statistics and the known variances are given in the following table.

757_Leaf.png

a. Assume the underlying distributions are normal. Is there any evidence to suggest that the population mean airspeeds are different? Use a = 0.05.

b. Find the p value associated with this hypothesis test.

Reference no: EM131752893

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