What is a 95% Confidence Interval? The maximal or largest amount by which 95% of sample means will vary from the population mean The range of plausible values for the population mean, based on adjusting the sample mean by the 95% MoE None of the above The normal or standard amount by which the sample mean will vary from the population mean
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Step 1: A 95% Confidence Interval is a range of plausible values for the population mean, based on adjusting the sample mean by the 95% Margin of Error (MoE). Show more…
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For a 95% confidence interval for a population mean, there is ________. a. a 95% confidence that the sample mean is the true population mean b. a 95% probability that the true population mean will fall in that range of values c. a 95% confidence that the center of the interval is the true population mean d. a 95% probability that the population mean comes from a normal distribution
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