Fundamentals of Statistics (5th Edition)
Fundamentals of Statistics (5th Edition)
5th Edition
ISBN: 9780134508306
Author: Michael Sullivan III
Publisher: PEARSON
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Chapter B.6, Problem 13AYU

NW 13. Corn Production 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.

Chapter B.6, Problem 13AYU, NW 13. Corn Production The data in the table represent the number of corn plants in randomly sampled , example  1

Source: Andrew Dieter and Brad Schmidgall, Joliet Junior College

  1. (a) Write the null and alternative hypotheses.
  2. (b) State the requirements that must be satisfied to use the one-way ANOVA procedure.
  3. (c) Use the following partial Minitab output to test the hypothesis of equal means at the α = 0.05 level of significance.

Chapter B.6, Problem 13AYU, NW 13. Corn Production The data in the table represent the number of corn plants in randomly sampled , example  2

  1. (d) Shown in the next column are side-by-side boxplots of each type of plot. Do these boxplots support the results obtained in part (c)?

Chapter B.6, Problem 13AYU, NW 13. Corn Production The data in the table represent the number of corn plants in randomly sampled , example  3

  1. (e) Verify that the F-test statistic is 7.10.
  2. (f) Verify the residuals are normally distributed.
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Chapter B.6 Solutions

Fundamentals of Statistics (5th Edition)

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