Examlex
Which of the following tends to be associated with better-than-average psychological health in adolescence, especially for girls?
Alpha
A threshold value used in hypothesis testing to determine the significance level at which the null hypothesis is rejected in favor of the alternative hypothesis.
Non-directional Hypothesis
A hypothesis that does not predict the specific direction of the difference or relationship, only that one exists.
T-statistic
A statistic calculated from sample data used to assess the plausibility of the null hypothesis in t-tests.
Standard Error
The typical deviation found in the distribution of sample statistics, often referring to the mean.
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