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Prices of five different items in a sale reported by Jack were $257, $
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24 Sep 2024, 01:03
24 Sep 2024, 01:03
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Question Stats:
14% (00:54) correct
85% (00:57) wrong based on 7 sessions
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Prices of five different items in a sale reported by Jack were $257, $450, $550, $850 and $1020.
Two of the prices were wrongly reported by Jack by mistake, one with $120 increase and other with $120 decrease.
Two of the prices were wrongly reported by Jack by mistake, one with $120 increase and other with $120 decrease.
Quantity A |
Quantity B |
Standard deviation of the reported prices |
Standard deviation of the actual prices |
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gmatclubot
Prices of five different items in a sale reported by Jack were $257, $ [#permalink]
24 Sep 2024, 01:03
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