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Using an independent samples t-test a researcher obtains a t-statistic of 2.191,he rejects the null at the 2 tailed alpha level of 0.05. Estimate N1+N2
Using an independent samples t-test a researcher obtains a t-statistic of 2.191,he rejects the null at the 2 tailed alpha level of 0.05.
Estimate N1+N2 (Total N, Total number of subjects):
(which one?)
less than 11
11 or more
13 or more
less than 13
7 or more
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