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Portable Network Graphic  |  1994-04-29  |  2.3 KB  |  344x177  |  1-bit (2 colors)
   ocr: upper 95% Meanandower 95% Meanare 95% confidenc limits about the mean. They detine an interval which is vei to - contain the true population mean. If many random sam drawn from the same population and each 95% contidenc IS determined, - you expect 95% of the confidence intervals computed to contain the true population mean. The upper limits are computed as the sample mean, plus or minus € Student's t value multiplied by the standard error ofthe m Y+t - - Sy Y-tsy