Examlex
The output of the system definition phase of the SDLC is a set of approved user requirements.
Null Hypotheses
A hypothesis that there is no significant difference or effect and any observed difference is due to chance.
Research Hypotheses
Predictive assertions by scientists about the connection between multiple variables.
F Statistic
A statistic used to determine the ratio of two variances to test the hypothesis of equal variances.
Pairwise Comparisons
Statistical analyses involving the comparison of all possible pairs in a group to determine if significant differences exist between them.
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