Mathematics, 31.07.2019 15:10 travisvb
Act scores for the 1,171,460 members of the 2004 high school graduating class who took the test closely followed the normal distribution with mean 20.9 and standard deviation 4.8. choose two students independently and at random from this group. (a) what is the expected difference in their scores
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Act scores for the 1,171,460 members of the 2004 high school graduating class who took the test clos...
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