Chapter 11: Q.43 (page 657)
A math teacher wants to see if two of her classes have the same distribution of test scores. What test should she use?
A math teacher will use a test of Homogeneity.
Over 30 million students worldwide already upgrade their learning with Vaia!
All the tools & learning materials you need for study success - in one app.
Get started for free
Conduct a goodness-of-fit test to determine if the actual college majors of graduating males fit the distribution of their expected majors.
The standard deviation of heights for students in a school is . A random sample of students is taken, and the standard deviation of heights of the sample is . A researcher in charge of the study believes the standard deviation of heights for the school is greater than .
What type of test should be used?
Do men and women select different breakfasts? The breakfasts ordered by randomly selected men and women at a popular breakfast place are shown in Table. Conduct a test for homogeneity at a level of significance.
A teacher predict that the distribution of grades on the final exam will be and they are recorded in table 11.27
The actual distribution for a class of 20 is in table 11.28
Determine P value.
Decide whether the following statements are true or false:
As the number of degrees of freedom increases, the graph of the chi-square distribution looks more and more symmetrical.
What do you think about this solution?
We value your feedback to improve our textbook solutions.
