Paired Sample t-Test for the Mean

Set the null hypothesis: difference between the population means =

Select: Two-Tailed One-Tailed Less One-Tailed Greater

Select level of significance: .05 .01 .001 Other:



Enter Pairs of Numbers Below
(one pair per line)		Differences



n - 1 =

t-crit =

=

p-value =

Conclusion: