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Senior Manager
Joined: 20 May 2014
Posts: 282
Followers: 18
Kudos [?]:
50
[0], given: 220
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Set X: {-27, -20, -13, -6, 1, 8, 15} Set Y: {-23, -19, -15, [#permalink]
 16 Oct 2017, 08:33
Question Stats:
100% (01:26) correct
0% (00:00) wrong based on 1 sessions
Set X: {-27, -20, -13, -6, 1, 8, 15} Set Y: {-23, -19, -15, -11, -7, -3, 1, 5, 9, 13}
Quantity A |
Quantity B |
Mean of set X |
Mean of set Y |
A. The quantity in Column A is greater B. The quantity in Column B is greater C. The two quantities are equal D. The relationship cannot be determined from the information given Kudos for correct solution.
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Director
Joined: 03 Sep 2017
Posts: 520
Followers: 1
Kudos [?]:
360
[0], given: 66
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Re: Set X: {-27, -20, -13, -6, 1, 8, 15} Set Y: {-23, -19, -15, [#permalink]
16 Oct 2017, 09:25
Computing the means we get quantity A equal to \(\frac{-27-20-13-6+1+8+15}{7} = -6\) and quantity B equal to \(\frac{-23-19-15-11-7-3+1+5+9+13}{10} = -5\).
Then, quantity B is greater!
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Re: Set X: {-27, -20, -13, -6, 1, 8, 15} Set Y: {-23, -19, -15,
[#permalink]
16 Oct 2017, 09:25
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