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A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. Find the value that is –2 standard deviations away from the mean

A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. Find the value that is –2 standard deviations away from the mean
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A set of data with a mean of 45 and a standard deviation of 8.3 is normally distributed. Find the value that is –2 standard deviations away from the mean

User Colin Ricardo
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6 votes
I believe it is 34% + 13.5% = 47.5%
0.475(8.3)=3.9425
45-3.9425=41.0575
User Daniel Poirot
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