Answer to Question #284076 in Statistics and Probability for Leyman

Question

State the null hypothesis for a one-way ANOVA test if there are four groups.

Answer 1

one-way ANOVA test is for check if the difference between the averages of two or more groups is significant, using sample data

null hypothesis:

$H_0:\mu_1=\mu_2=\mu_3=\mu_4$ , averages of 4 groups are equal