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Sample Types & ANOVA Requirements

What is an independent sample? What is a related sample? When should researchers use different hypothesis tests for independent and related samples? Is one type of sample preferable over the other?

Why is the F distribution important? How do you determine if a significant difference exists among the groups in ANOVA? How do you determine differences between the groups in ANOVA?

Describe the requirements that must be met before an ANOVA test can be used. Discuss what the researcher should do if one of these requirements is not met.

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An independent sample is one in which one variable does not affect or influence the other variable in any way. A related sample is one in which the two variables are related, for example in 'before-after' cases, etc. If the two variables are related to each other, the researcher should use the related samples test with n - 2 degrees of freedom. If the two variables ...

Solution Summary

Almost 250 words discuss differences between independent and relative samples as well as listing requirements that must be met in order for one to perform an ANOVA.