Answer: Six samples of each of four types of cereal grain
Chapter 10, Problem 10.9(choose chapter or problem)
Six samples of each of four types of cereal grain grown in a certain region were analyzed to determine thiamin content, resulting in the following data (g/g): Wheat 5.2 4.5 6.0 6.1 6.7 5.8 Barley 6.5 8.0 6.1 7.5 5.9 5.6 Maize 5.8 4.7 6.4 4.9 6.0 5.2 Oats 8.3 6.1 7.8 7.0 5.5 7.2 Does this data suggest that at least two of the grains differ with respect to true average thiamin content? Use a level .05 test based on the P-value method.
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