You want to know if smoking rates are different in your

Last updated: 8/14/2022

You want to know if smoking rates are different in your state (call this population 1) and your sister's state (call this population 2). Test this at the 5% level of significance. Suppose that random samples showed that 90 of 500 in your state were smoker's and 70 out of 500 in your sister's state were smokers.