Which of the Following Is NOT a Reason That the Normal

question 128

Multiple Choice

Which of the following is NOT a reason that the normal curve is a useful tool in psychological statistics?

• A) Many psychological characteristics are normally distributed.
• B) There is a direct relationship between the standard deviation and the normal curve.
• C) The normal curve can be used to estimate probabilities.
• D) The normal curve allows us to generalize from small samples.

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Definitions:

Variability

A statistical measure of the dispersion of data points in a data series around the mean.

Central Tendency

A statistical measure that identifies a single value as representative of an entire distribution of data, commonly the mean, median, or mode.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values in a data set differ from the mean.

Computing Mean

The process of calculating the average value of a set of numbers by adding them together and dividing by the quantity of numbers.