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Find the mean activation temperature

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Reference no: EM132855741

Sprinkler Systems: A manufacturer of sprinkler systems designed for fire protection claims that the average activating temperature is at least 135°F. To test this claim, you randomly select a sample of 32 systems and find the mean activation temperature to be 133°F. Assume the population standard deviation is 3.3°F. At α = 0.10, do you have enough evidence to reject the manufacturer's claim?

Reference no: EM132855741

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