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- July 13th, 2012, 3:05 pm
- Forum: GMAT Preparation
- Topic: GMAT Maths (Quantitative) Questions
- Replies: 20
- Views: 74169
Re: GMAT Maths (Quantitative) Questions
Hi avrgmat, below are my notes with straightforward reasoning how I would solve these problems. 1. DS - Statistics (1) Knowledge of the mean score does not allow us to calculate the standard deviation without knowledge of of the individual scores. Thus, the statement alone is unsufficient. (2) This ...