Sample size = 81, sample mean = 4.5 km, sample standard deviation = 3.1 km Assume that
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Sample size = 81, sample mean = 4.5 km, sample standard deviation = 3.1 km Assume that population means are to be estimated from the samples described. In each case, use the sample results to approximate the margin of error and 95% confidence interval.
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Statistical Reasoning For Everyday Life
ISBN: 9780321904645
4th International Edition
Authors: Jeffrey Bennett, William L. Briggs, Mario F. Triola
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