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A manufacturer of sprinkler systems used for fire protection
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A manufacturer of sprinkler systems used for fire protection in office buildings claims that the true average system-activation temperature is 130°. A sample of n = 9 systems, when tested, yields a sample average activation temperature of 131.08°F. If the distribution of activation times is normal with standard deviation 1.5°F, does the data contradict the manufacturer’s claim at significance level α=.01?
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[Solved] A manufacturer of sprinkler systems used for fire protection
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- Submitted On 26 Jun, 2020 06:13:07
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- Beam777
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