The postal service sorts mail as Priority Mail Express, Priority Mail, First-Class Mail, or Standard Mail. Over a period
Posted: Mon Jul 11, 2022 11:39 am
The postal service sorts mail as Priority Mail Express, PriorityMail, First-Class Mail, or Standard Mail. Over a period of 3 weeks,18 of each type were mailed from the Network Distribution Center inAtlanta, Georgia, to Des Moines, Iowa. The total delivery time indays was recorded. Minitab was used to perform the ANOVA. Theresults follow:
Using the ANOVA results, compare the average delivery times of thefour different types of mail.
b. What is the decision rule? Use the 0.05significance level. (Round your answer to 2 decimalplaces.)
Using the ANOVA results, compare the average delivery times of thefour different types of mail.
b. What is the decision rule? Use the 0.05significance level. (Round your answer to 2 decimalplaces.)