Question

Thirty-nine counties from the sixstate upper Midwest area of the United States were randomly selected from the USDA-NASS website and the following data on oat-production yield per acre were obtained.
a. Do these data show a significant difference in the mean yield rates for the six states? Use a = 0.05.
b. Draw a graph that demonstrates the results found in part a.
c. Explain the meaning of the results, including an explanation of how the graph portrays the results.


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  • CreatedAugust 28, 2015
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