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Thank you for the assist. The "P(T<=t) two-tail and t Critical two-tail" appear in the summary for performing a t-Test for paired two sample for means. For example, one of the summaries shows "P(T<=<t) for two tailed test" is 0.035468; directly under this is "t critical two tailed test" is...

What is the difference between P(T<=t) two-tail and t Critical two-tail? I am learning how to interpret t tests and don't know which to use in the essay. Thank you.