Consider testing the difference between the means of two normally distributed populations with unknown but equal variances.If n₁ = 9 and n₂ = 13,the degrees of freedom for the t statistic is ___________.

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The Answer of Consider testing the difference between the means of two normally distributed populations with unknown but equal variances.If n₁ = 9 and n₂ = 13,the degrees of freedom for the t statistic is ___________.

Consider Testing the Difference Between the Means of Two Normally