Examlex
When a positron encounters an electron,both are annihilated and converted to energy.
Estimation
The process of finding an approximate value of some parameter—such as a mean, variance, or proportion—from a sample data set.
Population Parameters
Numeric characteristics or measures that describe an aspect of a population.
Sample Statistics
Statistics calculated from a subset of the population data, used to estimate population parameters.
Margin of Error
An expression of the amount of random sampling error in survey results.
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