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Hi, Rui and Michael, thank you both for replying. Yeah, I'm not supposed to know about Chi-squared yet. So far, all of our work with hypothesis tests has involved creating the sample data, then resampling it to create a null distribution, and finally computing p-values. The prop.test() would work. obviously. I'll look into that. I didn't know about it. I'm really struck by the

Hello, all, We're now starting to cover hypothesis tests in my Stats 101 course. As usual in courses using the Lock5 textbook, 3rd ed., the homework answers are calculated using their StatKey application. In addition (and for no extra credit), I'm trying to solve the problems using R. In the case of hypothesis test, in addition to manually setting up randomized null hypothesis