Food Meat Poultry Veal Tuna Yogurt Method 1 47 Source of Variation Treatments Blocks Error Total $5854 53 68 25 44 Bacteria Count Method 2 53 61 85 24 48 SS 650.2 3838.7 1279.3 12 5768.2 19 df 3 Method 3 36 48 55 20 38 MS 216.733 F 2.033 4 959.675 9.002 106.608 Method 4 68 75 45 27 46 P-value 0.1630 0.0013 F critical 5.953 5.412
Food Meat Poultry Veal Tuna Yogurt Method 1 47 Source of Variation Treatments Blocks Error Total $5854 53 68 25 44 Bacteria Count Method 2 53 61 85 24 48 SS 650.2 3838.7 1279.3 12 5768.2 19 df 3 Method 3 36 48 55 20 38 MS 216.733 F 2.033 4 959.675 9.002 106.608 Method 4 68 75 45 27 46 P-value 0.1630 0.0013 F critical 5.953 5.412
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 2GP
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Question
In recent years the irradiation of food to reduce bacteria and preserve the food longer has become more common. A company that performs this service has developed four different methods of irradiating food. To determine which is best, it conducts an experiment where different foods are irradiated and the bacteria count is measured. As part of the experiment the following foods are irradiated: meat, poultry, veal, tuna, and yogurt. The results are shown below.
True or False: It can be inferred at the 5% significance level that at least two of the treatments differ.
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