SOLUTION: Number Set: 11, 9, 18, 24, 8, 14 - What number do you need to add to the set to make the mean equal to 15?

SOLUTION: Number Set: 11, 9, 18, 24, 8, 14 - What number do you need to add to the set to make the mean equal to 15?

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Question 339191: Number Set: 11, 9, 18, 24, 8, 14
- What number do you need to add to the set to make the mean equal to 15?
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Hint: Add in some unknown number 'x' to get 11, 9, 18, 24, 8, 14, x

Now compute the mean to get . Since you want the mean to be 15, this means that

If you need more help, email me at jim_thompson5910@hotmail.com

Also, feel free to check out my tutoring website.

Jim
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