Question: The data in the table represent the number of corn plants in randomly sampled rows (a 17-foot by 5-inch strip) for various types of plot.
The data in the table represent the number of corn plants in randomly sampled rows (a 17-foot by 5-inch strip) for various types of plot. An agricultural researcher wants to know whether the mean number of plants for each plot type are equal.
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(a) Write the null and alternative hypotheses.
(b) State the requirements that must be satisfied to use the one-way ANOVA procedure.
(c) Use the following partial Minitab output to test the hypothesis of equal means at the a = 0.05 level of significance.
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(d) Shown are side-by-side boxplots of each type of plot. Do these boxplots support the results obtained in part (c)?
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(e) Verify that the F-test statistic is 7.10.
(f) Verify the residuals are normally distributed.
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a b There must be k random samples one from each of k populations o... View full answer
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