Chapter 11: Q. 50 (page 657)
Do private practice doctors and hospital doctors have the same distribution of working hours? Suppose that a sample of
What is the test statistic?
Short Answer
The value of test statistic is
Chapter 11: Q. 50 (page 657)
Do private practice doctors and hospital doctors have the same distribution of working hours? Suppose that a sample of
What is the test statistic?
The value of test statistic is
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The expected percentage of the number of pets students have in their homes is distributed (this is the given distribution for the student population of the United States) as in Table 11.12.
A random sample of
At the
Read the statement and decide whether it is true or false.
In a goodness of fit test, if the p-value is
Read the statement and decide whether it is true or false.
In a test of independence, the expected number is equal to the row total multiplied by the column total divided by the total surveyed.
Use a solution sheet to solve the hypothesis test problem. Go to Appendix E for the chi-square solution sheet. Round expected frequency to two decimal places.
A recent debate about where in the United States skiers believe the skiing is best prompted the following survey. Test to see if the best ski area is independent of the level of the skier.
U.S. Ski Area | Beginner | Intermediate | Advanced |
Tahoe | |||
Utah | |||
Colorado | |
Table
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