Question: Thanks for your help 8.3.4 Question Help Twelve different video games showing drug use were observed. The duration times of drug use were recorded, with

Thanks for your help

8.3.4 Question Help Twelve different video games showing drug use were observed. The duration times of drug use were recorded, with the times (seconds) listed below. Assume that these sample data are used with a 0.05 significance level in a test of the claim that the population mean is greater than 80 sec. If we want to construct a confidence interval to be used for testing that claim, what confidence level should be used for a confidence interval? If the confidence interval is found to be 1.3 sec

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