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A survey of 130 freshmen business students at a local university produced the results listed below. How many students took only psychology?

A Survey Of 130 Freshmen Business Students At A Local University Produced The Results Listed Below How Many Students Took Only Psychology class=

Sagot :

We could draw the following Venn's diagram to solve this problem.

So, after drawing this diagram, we notice that the number of students that took only psychology were 9.

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