A simple random sample of size n 40 is obtained from a population with a mean of 20 and a standard deviation of 5 Is the sampling distribution approximately normal Why Yes the sampling distribution is approximately normal because the sample size is greater than 30 Yes the sampling distribution is approximately normal because the population is normally distributed O No the sampling distribution is not approximately normal because the population is not normally distributed O No the sampling distribution is not approximately normal because the population mean is less than 30