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Two training classes took a test and the results were marked on the scale zero to one hundred. The first group got an average s...Asked by Anonymous
Two training classes took a test and the results were marked on the scale zero to one hundred. The first group got an average score of 75, with the standard deviation of 8. The second group got an average of 65, with the standard deviation of 4. How do these two groups compare?
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Answered by
Steve
1st groups scores were more spread out, but generally scored higher.
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