Examlex
Deuterium and helium could be made only during the nuclear epoch.
Two-tailed Test
A statistical test used to determine if there is a significant difference between two groups in either direction.
Statistically Significant
A term indicating that the observed result in a study is unlikely to have occurred due to chance alone, often determined by a p-value less than a predetermined threshold.
Probability
The measure of the likelihood that an event will occur, quantified as a number between 0 and 1.
Null Hypothesis
The default hypothesis that there is no effect or no difference, and it is tested against an alternative hypothesis.
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