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Statistics and Probability

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Moderate

Frequency Distribution of a Nominal Variable

STATS-J0Y8E4

When data collected using a qualitative variable, nominal variable (i.e., male or female), what is TRUE about a frequency distribution that summarizes this data?

A

Class midpoints can be computed.

B

Upper and lower limits of each class interval must be calculated.

C

Number of classes are determined by the number of values of this variable.

D

The "2 to the K rule" can be used to deternmine the number of classes.