Hypothesis testing question help: The mean lifetime of fluorescent light bulbs produced by a company is 1600 with a standard deviation of 120 hours. A sample of 100 fluorescent lightbulbs produced a mean lifetime of 1570 hours. Tesla companies claim is in the level of significance 0.05. show all work

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Step 1 Set up the hypotheses H0 1600 H1 1600 Step 2 Determine the significance ... View the full answer