SOLUTION: The speed of nitrogen molecules in the atmosphere (at 20șC) follows a normal distribution with a mean speed of 500 meters/second and a standard deviation of 50 meters/second. Which

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Question 992386: The speed of nitrogen molecules in the atmosphere (at 20șC) follows a normal distribution with a mean speed of 500 meters/second and a standard deviation of 50 meters/second. Which conclusion does this information best support?


84% of the molecules have speeds between 450 meters/second and 550 meters/second.


68% of the molecules have speeds between 450 meters/second and 550 meters/second.


50% of the molecules have speeds between 450 meters/second and 550 meters/second.
Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Apply the Empirical Rule.

John

My calculator said it, I believe it, that settles it

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