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To calculate the mean you add all of the numbers together, and then divide by how many numbers were added.
In this case, the mean is 21.
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Earn +20 ptsQ: What is the mean of 26 23 23 22 21 20 18 15?
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Continue Learning about Math & Arithmetic
What is the mean of the numbers 15 and 21 (not including 15 and 21)?
18
What is the average of 21 18 15?
It is: 21+18+15 = 54 and 54/3 = 18 which is the mean average
What is the mean of 18 18 15 18 18 24 21 21 24 13?
19
What is the mean of 15 16 17 18 19 20 21?
I added up all the numbers to get 126, then i divided that all by 7 to get 18. your final answer is 18.
What is the mean of 6 8 12 16 18 18 20 21 23 26 29 32 34 37 59?
Mean = Sum/Count = 359/15 = 23.933...
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