Which of the following is not a requirement for testing a cl

Which of the following is not a requirement for testing a claim about a population with a not known? Choose the correct answer below. The population mean, mu, is equal to 1. The sample is a simple random sample Either the population is normally distributed or n> 30 or both. The value of the population standard deviation is not known.

Solution

The answer is A, the population does not need to have a mean=1.