Examlex
Create valid categorical syllogisms from the following enthymemes.
-School buses are the only vehicles exempt from seatbelt laws. So, a few private vehicles are not exempt from seatbelt laws.
Null Hypothesis
In statistics, it posits that there is no effect or difference among the groups being studied or variables being compared.
Alpha
In hypothesis testing, alpha level represents the threshold for rejecting the null hypothesis, often set at 0.05 or 5% risk of Type I error.
T-statistic
A statistic calculated from a dataset to compare the mean of the data to a hypothetical mean as part of a t-test.
Critical Value
The boundary value from a statistical distribution where, if the observed test statistic is beyond this point, the null hypothesis is rejected.
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