A study found 1 in 200 women do not shave. If a random sample of 400 women is obtained, is the sampling proportion of women that do not shave approximately normal?  A) yes, sample was randomly selected  B) no, np<10 C) yes, sample size greater than 10% of the population.  D) no, nq<10

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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.