Examlex
Explain how peer interactions foster social skills.
Directional Hypothesis
A hypothesis that predicts not only a relationship but also the direction of the relationship between two variables or groups.
Alpha
A threshold value used in statistics to determine the significance level below which a null hypothesis is rejected in a hypothesis test.
Non-directional Hypothesis
A hypothesis that specifies there is a difference or relationship, but not the direction of the difference or relationship between variables.
T-statistic
A type of statistic calculated from sample data, used in hypothesis testing to determine whether to reject the null hypothesis, particularly in t-tests.
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