What type of data is necessary to be able to calculate the mean?
A) interval
B) ratio
C) nominal
D) ordinal
E) either interval or ratio

Question

Quizplus · Accepted Answer

The mean is a measure of central tendency that is calculated using numerical data. Only interval and ratio data provide numerical values that can be used in conducting mathematical operations such as addition, subtraction, multiplication, and division. Therefore, the necessary data to calculate the mean should be either interval or ratio.

What Type of Data Is Necessary to Be Able to Calculate