4. A researcher has four different groups of participants, measured on a scale which is interval level.

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4. A researcher has four different groups of participants, measured on a scale which is interval level. The scores are normally distributed and the groups have similar variances. Which is the most appropriate test of difference?

a) Kruskal–Wallis test

b) Friedman’s ANOVA

c) One-way independent-groups ANOVA

d) Repeated-measures ANOVA

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Statistics For The Health Sciences

ISBN: 9781849203364

1st Edition

Authors: Christine Dancey, John Reidy, Richard Rowe

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