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In order to get a license to export,a company must first get an Export Control Classification Number (ECCN).
Critical Value
A threshold in a statistical test that defines the boundary for deciding whether an observed statistic is extreme enough to reject the null hypothesis.
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.
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