If a Distribution of Numerical Scores Contains One or Two

question 9

Multiple Choice

If a distribution of numerical scores contains one or two extremely high values, compared to the rest of the scores, which measure of central tendency would produce the most representative value?

• A) The mean
• B) The median
• C) The mode
• D) The standard deviation

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Definitions:

Mean

The arithmetic average of a set of numbers, calculated by summing them all up and dividing by the number of numbers.

Population Parameters

Characteristics that summarize or describe aspects of a population, such as mean, variance, or median.

N - 1 Adjustment

A statistical method used to correct the bias in the variance estimate of a sample.

Standard Deviation

A measure that quantifies the amount of variation or dispersion of a set of data values.