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The mark obtained by six boys in a test are 20,25,15,30,28 and 16. Find the mean mark.​

User Arnolem
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1 Answer

1 vote

Answer:

22.3333333

Explanation:

Mean = the sum of all of the numbers divided by the amount of numbers given. The sum (134) was divided by the number of numbers (6) to get 22.3333333. This is not 22 and 3 repeating, since my calculator would've rounded the last digit to 4.

User HigoChumbo
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