Question: T-Test One-Sample Statistics N Mean Std. Deviation Std. Error Mean Age in years 1000 28.07 8.079 255 One-Sample Test Test Value = 25 95% Confidence

T-Test One-Sample Statistics N Mean Std. Deviation Std. Error Mean Age in years 1000 28.07 8.079 255 One-Sample Test Test Value = 25 95% Confidence Interval of the Significance Mean Difference df One-Sided p Two-Sided p Difference Lower Upper Age in years 12.033 999 <.001 one-sample effect sizes confidence interval standardizer point estimate lower upper age in years cohen d hedges correction .380 .316 .444 a. the denominator used estimating sizes. uses sample standard deviation. deviation plus a factor>

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