Examlex
The health risk factor of the Type A personality, with regard to heart disease, is high reactiveness to stress.
Sample Mean
The average value of a sample set of data, calculated by summing all observations and dividing by the number of observations.
Population Mean
The average of all the values in a population; it is a parameter that represents the central point of a population distribution.
Unbiased Estimator
A statistical estimator that, on average, accurately reflects the parameter it estimates, without systematic error.
Sampling Distribution
The likelihood distribution of a statistic derived from a random sample.
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