Examlex
The authors of this text believe that standardized testing has a legitimate role within the larger social studies picture and that the full social studies curriculum should be planned around testing.
Population Proportion
The ratio of individuals in a subgroup of a population to the total population, often expressed as a percentage.
Variance
A measure of the dispersion or spread of a set of data points around their mean (average) value, indicating how far the data points are from the mean.
Unbiased Estimator
A statistical estimator whose expected value is equal to the parameter it estimates, indicating it does not overestimate or underestimate the true value.
Population Parameter
A Population Parameter is a value that represents a characteristic of an entire population, such as its mean or standard deviation.
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