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Directions: Use the hypothesis testing procedures to solve the problem. The figure below gives the tar content (in milligrams) in a pack of cigarettes for four brands when five packs of each brand were tested: Brand A: 340, 323, 319, 330, 335 Brand B: 358, 320, 340, 360, 338 Brand C:335, 318, 330, 320, 338

Directions: Use the hypothesis testing procedures to solve the problem. The figure below gives the tar content (in milligrams) in a pack of cigarettes for four brands when five packs of each brand were tested: Brand A: 340, 323, 319, 330, 335 Brand B: 358, 320, 340, 360, 338 Brand C:335, 318, 330, 320, 338

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Use Hypothesis testing (ANOVA)

Directions: Use the hypothesis testing procedures to solve the problem. The figure below gives the tar content (in milligrams) in a pack of cigarettes for four brands when five packs of each brand were tested: Brand A:340, 323, 319, 330, 335 Brand B: 358, 320, 340, 360, 338 Brand C: 335, 318, 330, 320, 338 Brand D: 358, 345, 330, 350, 340 Is there a significant difference in the mean tar content in a pack for the four brands? Use alpha equals 0.01.
Transcribed Image Text:Directions: Use the hypothesis testing procedures to solve the problem. The figure below gives the tar content (in milligrams) in a pack of cigarettes for four brands when five packs of each brand were tested: Brand A:340, 323, 319, 330, 335 Brand B: 358, 320, 340, 360, 338 Brand C: 335, 318, 330, 320, 338 Brand D: 358, 345, 330, 350, 340 Is there a significant difference in the mean tar content in a pack for the four brands? Use alpha equals 0.01.
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