A researcher reports t(12) = 2.86, p=.04 for a repeated-measures research study.                     From this we know:   A. The researcher rejected the null with an alpha=.05 and a sample of 13 participants B. The researcher failed to reject the null with an alpha = .05 and a sample of 12 participants C. The researcher rejected the null with an alpha= 2.86 and a sample of 13 participantsD. The researcher failed to reject the null with an alpha =.05 and a sample of 13 participants

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