Chapter 11: Q.5 (page 653)
Is it more likely the in the graph?
Short Answer
On a given chi square graph, is more likely.
Chapter 11: Q.5 (page 653)
Is it more likely the in the graph?
On a given chi square graph, is more likely.
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Get started for freeConduct a goodness-of-fit test to determine if the actual college majors of graduating females fit the distribution of their expected majors.
Major | Women -Expected Major | Wome -Actual Major |
Arts & Humaities | 14.0% | 670 |
Biological Sciences | 8.4% | 410 |
Business | 13.1% | 685 |
Education | 13.0% | 650 |
Engineering | 2.6% | 145 |
Physical Sciences | 2.6% | 125 |
Professional | 18.9% | 975 |
Social Sciences | 13.0% | 605 |
Technical | 0.4% | 15 |
Other | 5.8% | 300 |
Undecided | 8.0% | 420 |
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
At thesignificance level, what can you conclude?
What can you conclude at the significance level ?
A psychologist is interested in testing whether there is a difference in the distribution of personality types for business majors and social science majors. The results of the study are shown in Table. Conduct a test of homogeneity. Test at a level of significance.
Determine the appropriate test to be used in the next three exercises.
An archeologist is calculating the distribution of the frequency of the number of artifacts she finds in a dig site. Based on
previous digs, the archeologist creates an expected distribution broken down by grid sections in the dig site. Once the site has been fully excavated, she compares the actual number of artifacts found in each grid section to see if her expectation was accurate.
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