In employment information service data, it is stated that the mean annual pay for full-time male workers over the age of 25 without a high school diploma is $22,350. The annual pay data is based on a sample of 10 full-time male workers over the age of 25 without a high school diploma. The sample mean is $22,350. Assume the population standard deviation is $2,660. The data is as follows: $20,660, $21,130, $22,358, $21,394, $22,970, $16,917, $19,152, $23,199, $24,189, $26,287.