Mathematics, 03.04.2020 15:39 hncriciacheichi
If 95% and 98% confidence intervals were developed to estimate the true cost of an MP3 player with a known population standard deviation, what differences would they have? A. The z statistics would be different. B. The standard errors would be different. C. The point estimates of the population mean would be different. D. The sample sizes would be different.
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