A Rule-Of-Thumb in Selecting the Number of Response Categories Is

question 30

True/False

A rule-of-thumb in selecting the number of response categories is to give the respondent a choice of at least nine.Fewer than nine categories will not capture individual differences, particularly in a telephone interview.

---

Definitions:

Standard Deviation

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

Squared Deviation

A statistical measure showing the dispersion of data points. It represents the square of the difference between an observed value and the mean of the dataset.

Mean

The mathematical average of a set of numbers, calculated by adding them together and dividing by the number of terms.

Median

A statistical measure representing the middle value in a set of data when arranged in numerical order, effectively dividing the dataset into two halves.