(334) 844-3299
MilitaryREACH@auburn.edu
REACH Dictionary
V Clear

Validity refers to the extent to which a measure appropriately measures the construct of interest. For instance, a ruler is a valid measure of height, but is an invalid measure of weight.

Category: Data analyses

Variability refers to the extent to which scores are spread out in a data set.

Category: Data analyses

A variable is a property whose value can change. For example, height and weight, money spent, or life satisfaction are all variables. Variables are examined and measured in research during the testing of hypotheses.

Category: Methodology

Related Terms:

Variance refers to the average squared distance of scores from the mean. Like standard deviation, variance is a measure of variability that is important in statistics because it indicates how spread out scores are in a distribution.

Category: Data analyses

Related Terms:

1
This website uses cookies to improve the browsing experience of our users. Please review Auburn University’s Privacy Statement for more information. Accept & Close