Homework Problem: 18% of all college students volunteer their time. Is the percentage of college students who are volunteers larger for students receiving financial aid? Of the 150 randomly selected students who receive financial aid, 32 of them volunteered their time. What can be concluded at the αα = 0.01 level of significance?    What does p = 0.144 tell us in the context of this problem? What does ˆp=0.213p^=0.213 stand for in the context of this homework problem?

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.