Examlex
When placing a business telephone call, immediately name the person you are calling, identify yourself and your affiliation, and give a brief explanation of your reason for calling.
Percentile
A measure used in statistics indicating the value below which a given percentage of observations in a group of observations falls.
Z-score
A statistical measure that describes a value's relationship to the mean of a group of values, expressed in terms of standard deviations from the mean.
Variability
A quantitative measure that describes the degree to which scores in a distribution are spread out or clustered together.
Standard Deviation
A measure of variability that represents the average amount by which individual scores in a distribution vary from the mean.
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