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the length of an instant message conversation is normally distributed with a mean of 5 minutes and a standard deviation of 0.7 minutes. what is the probability that a conversation lasts longer than 6 minutes?
answered Dec 27, 2017
0 votes
76.9k views
What is the correct percent for a quiz score of 14 points out lf 20?
answered Oct 20, 2017
3 votes
1.1k views
Which blood type can be given to anyone? A : A B : B C : AB D : O
answered Mar 23, 2017
4 votes
109k views
32.2 - (-15.9) + 10 - 15.9 + 7.8
answered May 14, 2015
3 votes
99.5k views
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