List \(M\) (not shown) consists of \(8\) different integers, each of which is in the list shown above. What is the stan

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\(\{4, 6, 8, 10, 12, 14, 16, 18, 20, 22\}\)

List \(M\) (not shown) consists of \(8\) different integers, each of which is in the list shown above. What is the standard deviation of the numbers in list \(M?\)

(1) The average (arithmetic mean) of the numbers in list \(M\) is equal to the average of the numbers in the list shown.
(2) List \(M\) does not contain \(22.\)

Answer: C

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