If the standard deviation of 2, 4, 6, 8 is taken as 2.33, what is the standard deviation of 4, 6, 8, 10?
Correct answer D. 2.33
Explanation
The second set is the first with 2 added to every value; shifting the origin leaves deviations unchanged, so the standard deviation remains the same.
Answer checked How we write and check questions
Discussion