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A store sells coats at different price. Is the deviation of

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A store sells coats at different price. Is the deviation of [#permalink] New post 05 May 2006, 23:31
A store sells coats at different price. Is the deviation of the prices less than $120?

1) The median of the price is $90
2) The range of the price is $100
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 [#permalink] New post 12 May 2006, 04:06
Deviation is the average of differences between (Xi-avg(X)) < max({x})-min({x}) so it's B
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 [#permalink] New post 12 May 2006, 04:17
SD can never be greater than range.
Hence B
Good one.
  [#permalink] 12 May 2006, 04:17
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