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A student newspaper conducted a survey of student opinions about the Vietnam

War in May 1967. Responses were classified by sex, year in the program and one

of four opinions. The survey was voluntary. The data may be found in the dataset


(a) Conduct an analysis of the patterns of dependence in the data assuming that all

variables are nominal.

(b) Assign scores to the year and opinion and fit an appropriate model. Interpret

the trends in opinion over the years. Check the sensitivity of your conclusions

to the assignment of the scores.


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