## Paired t-test Calculator

Paire t-test Calculator | ||
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Sample 1 | Sample 2 | |

Enter Data (Separated by comma ,) | ||

Level of Significance ($\alpha$) | ||

Tail | Left tailed Right tailed Two tailed | |

Results | ||

Number of pairs of Obs. (n): | ||

Mean of Diff.: $\overline{d}$ | ||

Std. Dev. of D: $s_d$ | ||

Standard Error of $\overline{d}$ | ||

Test Statistics t: | ||

Degrees of Freedom: | ||

t-critical value(s): | ||

p-value: | ||