# OpenStax_CNX

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Inside Collection (Textbook):

Textbook by: Barbara Illowsky, Ph.D., Susan Dean. E-mail the authors

# Solution Sheet: The Chi-Square Distribution

Summary: This module provides a solution sheet for the Chi-Square Distribution chapter of the Collaborative Statistics textbook/collection.

Class Time:

Name:

• a. HoHo size 12{H rSub { size 8{o} } } {}: _______
• b. HaHa size 12{H rSub { size 8{a} } } {}: _______
• c. What are the degrees of freedom?
• d. State the distribution to use for the test.
• e. What is the test statistic?
• f. 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.
• g. 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.
• h. 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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