What Is an Electronic Performance Support System? What Forms Might

question 95

Essay

What is an electronic performance support system? What forms might this system take?

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Definitions:

Z-score

A Z-score is a statistical measurement describing the number of standard deviations a data point is from the mean of a data set, used in standardizing data and for hypothesis testing.

Theoretical Distribution

A mathematical function that represents the possible values and their associated probabilities of a random variable.

Sampling Distribution

A specific statistic's probability distribution, resulting from a sample taken at random.

Variability

The degree to which scores in a set of data are spread out or differ from each other, indicating the diversity or dispersion within the dataset.