Question: James wanted to decrease the possibilities of the two possible errors. What should he do? Increase a Collect more scores Increase Increase 1 2uestion 26

James wanted to decrease the possibilities of the two possible errors. What should he do? Increase a Collect more scores Increase Increase 1 2uestion 26 ( 3 points) Saved After the hypothesis test about his class average, James had another question whether his class average is significantly different from the professor's other two classes. James asked students in the two classes about their scores and collected 14 and 12 scores from each class. What statistical test should James use to compare average scores of the three classes? Z-test ANOVA t-test F-test

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