Common Student Errors

Common student errors when attempting to perform an ANOVA on their IRP data include:

Not having continuous (interval or ratio) dependent variable.

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Not having a categorical variable with two or more groups.

Trying to use that data that is not normally distributed.

Insufficient observations per group.

Incorrect wording of their null and alternative hypotheses.

Incorrect conclusion of the results of their analysis to reject or fail to reject the null hypothesis.

Failure to provide the results of their analysis (values, charts, graphs, tables).

Failure to clearly state their conclusions.


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