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Assume a normal distribution and that the average phone call in a certain town lasted ​12 min, with a standard deviation of 2 min. What percentage of the calls lasted less than 6 ​min?
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18 votes
18 votes
Assume a normal distribution and that the average phone call in a certain town lasted ​12 min, with a standard deviation of 2 min. What percentage of the calls lasted less than 6 ​min?

User Sneal
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1 Answer

13 votes
13 votes

Answer:

I think it's 23 but I might be wrong

User McLac
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