This preview shows pages 1–2. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: 170 CHAPTER 11. THE CHISQUARE DISTRIBUTION 11.2 Homework 2 Exercise 11.1 a. Explain why the goodness of fit test and the test for independence are generally right tailed tests. b. If you did a lefttailed test, what would you be testing? 11.2.1 Word Problems For each word problem, use a solution sheet to solve the hypothesis test problem. Go to The Table of Contents 14. Appendix for the solution sheet. Round expected frequency to two decimal places. Exercise 11.2 A 6sided die is rolled 120 times. Fill in the expected frequency column. Then, conduct a hypoth esis test to determine if the die is fair. The data below are the result of the 120 rolls. Face Value Frequency Expected Frequency 1 15 2 29 3 16 4 15 5 30 6 15 Table 11.1 Exercise 11.3 (Solution on p. 182.) The marital status distribution of the U.S. male population, age 15 and older, is as shown below. ( Source: U.S. Census Bureau, Current Population Reports ) Marital Status Percent Expected Frequency never married 31.3 married 56.1 widowed 2.5 divorced/separated 10.1 Table 11.2 Suppose that a random sample of 400 U.S. young adult males, 18 24 years old, yielded theSuppose that a random sample of 400 U....
View Full
Document
 Fall '08
 Ripol
 Statistics

Click to edit the document details