Question

What are the conditions required for conducting a one-sample proportion z test?

Answer 1

In order to conduct a one-sample proportion z-test, the following conditions should be met:

1. The data are a simple random sample from the population of interest.
2. The population is at least 10 times as large as the sample.
3. `n*p>=10` and `n*(1-p)>=10`, where `n` is the sample size and `p` is the true population proportion.