In which of the scenarios below would it be appropriate to use a One-way Analysis of Variance (ANOVA) method to determine whether or not there is a statistical difference among the groups?

Select all that apply.

Select all that apply:

You want to conduct a hypothesis test to determine if there is a difference in the average birth weight of males versus females.

You want to conduct a hypothesis test to determine if the average number of children per familyis different in the United States, versus Canada, versus England.

You want to conduct a hypothesis test to determine if the average time elementary school children spend on homework daily is different from 2 hours.

You want to conduct a hypothesis test to determine if the average number of children born is different in January, versus October, versus August, versus May.