Assignment #8: Chi-Square Test of Independence Directions:
Use the Crosstabs option in the Descriptives menu to answer thequestions based on the following scenario. (Be sure to selectChi-square from the Statistics submenu and Observed, Expected, Row,and Column in the Cells submenu. Assume a level of significance of.05)
The school district recently adopted the use of e-textbooks, andthe superintendent is interested in determining the level ofsatisfaction with e-textbooks among students and if there is arelationship between the level of satisfaction and studentclassification. The superintendent selected a sample of studentsfrom one high school and asked them how satisfied they were withthe use of e-textbooks. The data that were collected are presentedin the following table.
Student Classification (N = 126)
Satisfied Freshmen Sophomore Junior Senior
Yes 13 13 21 20
No 22 17 8 12
1. Of the students that were satisfied, what percent wereFreshmen, Sophomore, Junior, and Senior? (Round your final answerto 1 decimal place).
2. State an appropriate null hypothesis for this analysis.
3. What is the value of the chi-square statistic?
4. What are the reported degrees of freedom?
5. What is the reported level of significance?
6. Based on the results of the chi-square test of independence,is there an association between e-textbook satisfaction andacademic classification?
7. Present the results as they might appear in an article. Thismust include a table and narrative statement that reports andinterprets the results of the analysis.
Note: The table must be created using your word processingprogram. Tables that are copied and pasted from SPSS are notacceptable.
