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t-Statistic - definition(s)

t-Statistic - The t statistic is used to determine whether two means are statistically different. The formula uses the means of the two samples, their standard deviation and sample size. The t value is then evaluated against your alpha to determine if your null hypothesis can be rejected or not.

[Category=Data Quality ]

Source: iSixSigma, 27 February 2011 10:40:32, External

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