A MannWhitney test gives the following result: U = 9, p = 0.1726 (2-tailed probability) The researcher,
Question:
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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Statistics Without Maths For Psychology Using Spss For Windows
ISBN: 9780132051606
4th Edition
Authors: Christine P. Dancey, John Reidy
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