In a one factor between groups design having four groups, there are six possible two-group comparisons that should be made at the end of the experiment. If alpha is set at .05, and the experimenter uses the ANOVA to compare the group means, the experiment wise probability of a Type I error is _____

a. .05 c. .60
b. .30 d. impossible to calculate


A
ANOVA is a statistical technique that maintains the experiment wise probability of a Type I error at alpha.

Psychology

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The field of pharmacology is allied with ___________

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