GMAT Standard Deviation Practice #15 | Lying within one SD of the mean

GMAT Preparation Online | Statistics & Averages Practice Question #15 | SD Practice
A GMAT 600 to 650 level problem solving question in standard deviation. The question helps consolidate the idea of observations lying within one standard deviation of the mean.
Pro Tip: A good lot of questions in the GMAT that test your understanding of standard deviation is likely to be like this question. Questions in which you will not be expected to compute the SD as was done in Practice Question # 14 • GMAT Statistics Practi...
Question
The distribution of observations in a data set is symmetric about the mean 'm'. If 54% of the observations lie within one standard deviation 'd' of the mean, what percent of the observations are greater than (m-d)?
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Sign up for the most comprehensive and affordable online GMAT quant course @ gmat.wizako.com and ace GMAT maths section.
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Join Wizako's Intensive Weekend and Weekday GMAT coaching classes for GMAT quant and GMAT verbal at Chennai. Details of next batch @ classes.wizako...
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