Which of the following is the best definition of variability?
A)It is the amount of dispersion in a data set containing interval or nominal data.
B)It is the difference between scores in the present sample and scores in a previous sample.
C)It is the amount of dissimilarity in ordinal data.
D)It is the amount of dissimilarity (or similarity)in respondents' answers to a particular question.
E)It is the amount of responses in one respondent's answers to a particular survey question.

Question

Quizplus · Accepted Answer

Variability refers to the extent to which data points in a statistical distribution or data set diverge from the average or mean value. It measures the degree of dissimilarity or similarity in responses, making option D the best definition.

Which of the Following Is the Best Definition of Variability