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the following are ages in years of members in a group: 8,11,8,19,6,7,3x,11,11. If the mean age is 9, find x
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the following are ages in years of members in a group: 8,11,8,19,6,7,3x,11,11. If the mean age is 9, find x

User Tewdyn
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1 Answer

7 votes
X = 3

Mode: 11median: 9

Step-by-step explanations

3x = 3*2 = 6

(6,7,8,8,9,10,11,11,11)/9 = 81/9 = 9
User Xliiv
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