Paired T Test Formula Statistics. The test statistics of paired samples t test. Once you ve looked at the one sample t test formula you shouldn t have too much trouble with the paired t test formula.
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Compute the mean m and the standard deviation s of d. Compare the average difference to 0. Calculate the difference d between each pair of value.
Where σd is the sum of the differences.
μ1 μ2 the two population means are not equal. The procedure of the paired t test analysis is as follow. Compare the average difference to 0. μ1 μ2 the two population means are equal h1.
