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Collaborative Statistics: Solution Sheets: F Distribution and ANOVA

Module by: Dr. Barbara Illowsky, Susan Dean

Summary: This module provides a solution sheet for use with the F Distribution and ANOVA chapter of the Collaborative Statistics textbook/collection.

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Class Time:

Name:

  • a. HoHo size 12{H rSub { size 8{o} } } {}:
  • b. HaHa size 12{H rSub { size 8{a} } } {}:
  • c. dfndfn size 12{ ital "df" left (n right )} {} =
  • d. df(d)df(d) size 12{ ital "df" \( d \) } {} =
  • e. State the distribution to use for the test.
  • f. What is the test statistic?
  • g. What is the pp size 12{p} {}-value? In 1 – 2 complete sentences, explain what the pp size 12{p} {}-value means for this problem.
  • h. Use the previous information to sketch a picture of this situation. Clearly label and scale the horizontal axis and shade the region(s) corresponding to the pp size 12{p} {}-value.
    Figure 1
    Figure 1 (line1.PNG)
  • i. Indicate the correct decision (“reject” or “do not reject” the null hypothesis) and write appropriate conclusions, using complete sentences.
    • i. Alpha:
    • ii. Decision:
    • iii. Reason for decision:
    • iv. Conclusion:

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