Please Define the Following Key Terms

question 69

Essay

Please define the following key terms. Show Who? What? Where? When? Why Important?
-Hannibal

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Definitions:

Standard Error

A statistical measure that estimates the accuracy with which a sample distribution represents a population by using the standard deviation.

Sampling Error

The difference between a population parameter and a sample statistic that results from selecting a sample.

Expected Value

The predicted average outcome of a random variable, computed as the weighted average of all possible values.

Stratified Random Sampling

A probability sampling method in which the population is first divided into strata and a simple random sample is then taken from each stratum.