Mathematics, 24.08.2021 20:50 jeffhuffle17
The mean life time of sample of 100 fluorescent light bulbs produced by a company is computed to be 1570 hours with a standard deviation of 120 hours. The company claims that the average life of the bulbs produced by it is 1600 hours. Using the level of significance of 0.05, is the claim acceptable? ​
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The mean life time of sample of 100 fluorescent light bulbs produced by a company is computed to be...
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