Posted by **melinda** on Wednesday, October 17, 2012 at 10:27am.

The average length of an adult blue whate is 30 meters with a standard deviation of 5.7 meters. If a sample of 31 whales is taken, what is the probability that their average lenght differs from the mean by more than 2.0 meters

- staticstics -
**MathGuru**, Wednesday, October 17, 2012 at 7:09pm
See your other post.

- staticstics -
**K.See**, Monday, February 25, 2013 at 3:02am
0.1635

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