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The data sets I, II, and III above are ordered from greatest standard

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Math Expert
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V
Joined: 02 Sep 2009
Posts: 55265
The data sets I, II, and III above are ordered from greatest standard  [#permalink]

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New post 16 Sep 2018, 02:25
00:00
A
B
C
D
E

Difficulty:

  5% (low)

Question Stats:

88% (00:50) correct 12% (00:54) wrong based on 78 sessions

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B
Joined: 23 Apr 2018
Posts: 33
Re: The data sets I, II, and III above are ordered from greatest standard  [#permalink]

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New post 16 Sep 2018, 02:33
Option D
Seems the clearest with 3rd being greatest standard deviation, then 1st set and 2nd with least SD

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Re: The data sets I, II, and III above are ordered from greatest standard  [#permalink]

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New post 16 Sep 2018, 04:45
3
A low standard deviation indicates that the data points tend to be close to the mean (also called the expected value) of the set, while a high standard deviation indicates that the data points are spread out over a wider range of values.

Considering the above statement, sequence is III, I, II

Answer D
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Re: The data sets I, II, and III above are ordered from greatest standard   [#permalink] 16 Sep 2018, 04:45
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The data sets I, II, and III above are ordered from greatest standard

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