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The marketing Department of a university is analysing the majors of this year's 450 graduates and compiled the following data. Major Number of students Computer

The marketing Department of a university is analysing the majors of this year's 450 graduates and compiled the following data.

Major Number of students
Computer Science 90
Engineering 85
Nursing 95
Business 110
Others 70

Using 10% level of significance, test the hypothesis that the proportion of students majoring differs in the various majors.

How would we work this out?

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