Question: A MannWhitney test gives the following result: U = 9, p = 0.1726 (2-tailed probability) The researcher, however, made a prediction of the direction of

A Mann–Whitney test gives the following result:

U = 9, p = 0.1726 (2-tailed probability)

The researcher, however, made a prediction of the direction of the difference, and therefore needs to know the one-tailed probability. This is:

(a) 0.0863

(c) 0.1726

(b) 0.863

(d) Indeterminate

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