Source:Manhattan Prep
For a set containing n integers, is the mean even?
1) n is even
2) All of the integers in set X are even
The OA is E
For a set X containing n integers, is the mean even?
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Your Answer
A
B
C
D
E
Global Stats
Timer
00:00
Your Answer
A
B
C
D
E
Global Stats
Let’s take option A first:
Consider the set {1,2,3,4}
Is the mean even? No
A is ruled out
Let’s take option B now:
Consider the set {2,2,4}
Is the mean even? No
B is out
Consider both together:
Set : {2,2,2,4}
Is the mean even? No
C is out
Thus , the correct answer is E.
Consider the set {1,2,3,4}
Is the mean even? No
A is ruled out
Let’s take option B now:
Consider the set {2,2,4}
Is the mean even? No
B is out
Consider both together:
Set : {2,2,2,4}
Is the mean even? No
C is out
Thus , the correct answer is E.
