SOLUTION: Suppos 99.7% of the assembly times are between 35 and 51 minutes and the mean is still 43 what would be the standard deviation?

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Question 1041675: Suppos 99.7% of the assembly times are between 35 and 51 minutes and the mean is still 43 what would be the standard deviation?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
So assume you're looking at 35-51 as the 6%2Asigma spread about the mean.
6%2Asigma=51-35
6%2Asigma=16
sigma=8%2F3