statistics
posted by Brady .
A scale measuring prejudice has been administered to a large sample of respondents. The distribution of scores is approximately normal with a mean of 31 and a standard deviation of 5. What percentage of sample had scores
1) Below 20
2) Above 40
3) Above 20
4) Below 40
5) Below 25
6) Above 25
7) Above 34
8) Below 34
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