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Solve the problem. Round the point estimate to the nearest thousandth.
-445 randomly selected light bulbs were tested in a laboratory, 316 lasted more than 500 hours. Find a point estimate of the proportion of all light bulbs that last more than 500 hours.
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Q65: Use a significance level of
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Q182: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7898/.jpg" alt=" A) 0.8907 B)