Chapter 11: Q.4 (page 652)
Where is located on a chi-square curve?
Short Answer
The of the chi-square curve is found on the right side of the chi square curve's peak.
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Chapter 11: Q.4 (page 652)
Where is located on a chi-square curve?
The of the chi-square curve is found on the right side of the chi square curve's peak.
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Use the following information to answer the next nine exercise: The following data are real. the cumulative number of AIDS cases reported for Santa Clary Country is broken down by ethnicity as in table 11.29

The percentage of each ethnic group in Santa Clary Country is as in Table shown below

If the ethnicities of AIDS victims followed the ethnicities of the total country population, fill in the expected number of cases per ethnic group.
Perform a goodness-of-fit test to determine whether the occurance of AIDS cases follows the ethnicities of the general population of Santa Clary Country
In 2007, the United States had 1.5 million homeschooled students, according to the U.S. National Center for Education Statistics. In Table 11.56 you can see that parents decide to homeschool their children for different reasons, and some reasons are ranked by parents as more important than others. According to the survey results shown in the table, is the distribution of applicable reasons the same as the distribution of the most important reason? Provide your assessment at the
5% significance level. Did you expect the result you obtained?

Use a goodness-of-fit test to determine if high school principals believe that students are absent equally during the week or not.
A sample standard deviation of minutes is the same as a sample variance of __________ minutes.
A manager of a sports club keeps information concerning the main sport in which members participate and their ages. To test whether there is a relationship between the age of a member and his or her choice of sport, members of the sports club are randomly selected. Conduct a test of independence.
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