The following are the marks (out of 10) on a class test : 4, 6, 7, 5, 3, 5, 4, 5, 2, 6, 2, 5, 1, 9, 6, 5, 8, 4, 6, 7. Find the mean.
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Answer:
5
Step-by-step explanation:
100/20
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