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# Which set(s) has the greatest standard deviation? Set 1

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Senior Manager
Joined: 19 Mar 2008
Posts: 351

Kudos [?]: 68 [0], given: 0

Which set(s) has the greatest standard deviation? Set 1 [#permalink]

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10 Aug 2008, 07:46
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Which set(s) has the greatest standard deviation?

Set 1 consisting of 10 digits
Set 2 consisting of 10 first positive consecutive even numbers
Set 3 consisting of 10 first primes

(A) set 1
(B) set 2
(C) set 3
(D) set 1 and 2
(E) set 1, 2, and 3

(i don't understand the meaning of "Set 1 consisting of 10 digits "

Kudos [?]: 68 [0], given: 0

Senior Manager
Joined: 06 Apr 2008
Posts: 429

Kudos [?]: 165 [1], given: 1

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10 Aug 2008, 09:10
1
KUDOS
judokan wrote:
Which set(s) has the greatest standard deviation?

Set 1 consisting of 10 digits
Set 2 consisting of 10 first positive consecutive even numbers
Set 3 consisting of 10 first primes

(A) set 1
(B) set 2
(C) set 3
(D) set 1 and 2
(E) set 1, 2, and 3

(i don't understand the meaning of "Set 1 consisting of 10 digits "

Set 1 of digits is 0,1,2,3,4,5,6,7,8,9

Set 3 i.e. prime number has biggest S.D.

Kudos [?]: 165 [1], given: 1

Re: PS: SD   [#permalink] 10 Aug 2008, 09:10
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