Examlex
When pooling variances,the resulting value will be closer to the variance for the sample with the smaller number of scores.
Degrees of Freedom
The number of independent values or quantities that can be assigned to a statistical distribution.
F Statistic
A ratio used in ANOVA tests to determine if the means between two or more groups are significantly different.
Null Hypotheses
Postulates that assume no variance between specified variables in a study, used for statistical testing.
Research Hypotheses
Statements made by researchers that predict a relationship between two or more variables.
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