Examlex
Which of the following have substantially equivalent effects on a nation's volume of exports and imports?
Null Hypothesis
A theory that assumes there is no statistical significance in a set of given observations, with the aim of testing the validity of this assumption.
Student-t
A probability distribution used in statistical science, particularly in scenarios with small sample sizes or unknown variances.
F-distribution
A probability distribution that arises in the testing of whether two sample variances are equal, used in ANOVA and other tests involving multiple variances.
Chi-squared Distribution
A distribution used in statistics that measures how expectations compare to actual observed data, particularly in the context of categorical variables.
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