mathematics

What is the mean of the sample means? O The mean of the sample means is equal to the population mean. O The mean of the sample means is equal to the population mean, divided by the square root of the sample size. O The mean of the sample means is equal to the population mean, divided by the population standard deviation. The mean of the sample means is undefined because all possible sample means can never be found. O The mean of the sample means is equal to the population mean, divided by the sample size