Which of these situations could be analyzed with a one-way analysis of variance?
A) The relationship between gender (male or female) and opinion about the death penalty (favor, oppose, uncertain)
B) The relationship between weight and height for 12-year old girls
C) A comparison of four different age groups with regard to mean hours of watching television per day
D) A comparison of four different age groups with regard to proportion that opposes legalization of marijuana

Question

Quizplus · Accepted Answer

A one-way analysis of variance (ANOVA) is used to compare the means of three or more independent groups to see if there is a statistically significant difference between them. Option C, which involves comparing mean hours of watching television per day across four different age groups, is a classic scenario for applying one-way ANOVA, as it compares the means of a continuous variable (hours of watching television) across multiple groups (age groups).

Which of These Situations Could Be Analyzed with a One-Way