From a population of 200 elements, a sample of 49 elements is selected. It is determined that the sample mean is 56 and the sample standard deviation is 14. The standard error of the mean is
A) 3.
B) 2.
C) greater than 2.
D) less than 2.

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The Answer of From a population of 200 elements, a sample of 49 elements is selected. It is determined that the sample mean is 56 and the sample standard deviation is 14. The standard error of the mean is
A) 3.
B) 2.
C) greater than 2.
D) less than 2.

From a Population of 200 Elements, a Sample of 49