WS4AppliedStatistics - Juston Foster.xls - t Test for the...

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t Test for the Hypothesis of the MeanData123.5Level of Significance0.01Sample Size20Sample Mean123.06Sample Standard Deviation0.315Intermediate CalculationsStandard Error of the Mean0.0704Degrees of Freedom19-6.2468Two-Tail TestLower Critical Value-2.8609Upper Critical Value2.86090.0000Reject the null hypothesisCalculations AreaFor one-tailed tests:TDIST value2.6691E-061-TDIST value0.9999973Lower-Tail TestLower Critical Value-2.53950.0000Reject the null hypothesisUpper-Tail TestUpper Critical Value2.53951.0000Do not reject the null hypothesisNull Hypothesis m=tTest Statisticp-Valuep-Valuep-Value
DIRECTIONS:Voltage123.0123.1Enter the hypothesis test amount.(2 points)123.3Enter alpha value.(2 points)123.3Enter the sample size.(2 points)123.3Enter the sample mean.(2 points)123.4

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