Question: If N = 4, Preal = 0.80 in the direction predicted, and = 0.05 1tail, using the sign test, the power is A. 0.9375 B.

If N = 4, Preal = 0.80 in the direction predicted, and = 0.05 1tail, using the sign test, the power is

A. 0.9375

B. 0.0625

C. 0.0000

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