If the assumptions of normality, homogeneity of variance, and interval or ratio level data can be met, a _______________ statistic should be used.
A) parametric
B) nonparametric
C) descriptive
D) distribution-free

Question

Quizplus · Accepted Answer

If the assumptions of normality, homogeneity of variance, and interval or ratio level data are met, a parametric statistic such as t-test, ANOVA, or regression analysis should be used. These methods rely on assumptions about the population from which the sample was drawn and use inferential statistics to make conclusions about the population.

If the Assumptions of Normality, Homogeneity of Variance, and Interval