Iona Walker

3 Questions 7 Answers 0 Followers

Questions related from Iona Walker

Why might I have a pearson's r that is significant p value but confidence intervals contain 0?

For Mann Whitney U results I have computed the pearson's r (cohen) as an effect size as advised by (Fritz, C. O., Morris, P. E., & Richler, J. J. (2012). " Effect size estimates: Current use,...

07 October 2019 982 3 View

Why might an Eta squared medium effect size be significant , whilst a Cohen's d medium effect size be not significant in the same sample?

In my experiment I have two groups: a clinical group (n=15) and a control (n=15). I have used SPSS to test for the significance and magnitude of differences between these two groups. Dependent...

05 October 2019 3,127 2 View

How to calculate Confidence Intervals for Eta Squared effect size calculated for Mann Whitney U Between groups?

In my experiment I have two groups: a clinical group (n=15) and a control (n=15). I have used SPSS to analyse the data. Dependent variable 1 was normally distributed, so group differences on...

01 January 1970 5,863 13 View