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January 28, 2015

January 28, 2015

Posted by **Jerry** on Saturday, July 18, 2009 at 11:58am.

(a) Use the steps of hypothesis testing.

(b) figure the effect size for the study;

(c) explain your answers to (a) and (b) to someone who has never had a course in statistics.

- statistics -
**MathGuru**, Saturday, July 18, 2009 at 8:02pmYou can probably use a One-Way Anova test for this data. The null hypothesis would be that all means are equal; the alternate hypothesis would be that the means are not equal. If the means are not equal, then there are differences between the groups. You can also calculate the effect size as well.

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