Examlex
Helium production ceased when the universe was about minutes old, and did not resume until the first generation of stars formed.
Normal Model
A statistical model where the data follow a bell-shaped distribution, with most of the observations clustering around the center mean.
Standard Deviation
A statistic that measures the dispersion or spread of a set of data points relative to its mean.
Normal Model
Another term for the normal distribution, a bell-shaped curve that represents the distribution of many types of data in statistics.
Mathematics Test
An examination designed to assess one's knowledge or proficiency in mathematics.
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