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GMAT Prep
List S and List T each contain 5 positive integers, and for each list, the average (arithmetic mean) of the integers in the list is 40. If the integers 30,40,50 are in both lists, is the standard deviation of the integers in list S greater than the standard deviation of the integers in list T?
1) The integer 25 is in list S.
2) The integer 45 is in list T.
OA C
List S and List T each contain 5 positive integers, and for each list, the average (arithmetic mean) of the integers in the list is 40. If the integers 30,40,50 are in both lists, is the standard deviation of the integers in list S greater than the standard deviation of the integers in list T?
1) The integer 25 is in list S.
2) The integer 45 is in list T.
OA C
