The mean of 2, 5, (x + 2), 7 and 9 is 6. Find the median....
The mean of 2, 5, (x + 2), 7 and 9 is 6. Find the median.
5.5
6.0
6.5
7.0
Correct answer is D
2+5+(x+2)+7+95=6⟹25+x=30
x=5∴
Arranging the numbers in ascending order: 2, 5, 7, 7, 9.
Median = 7.0
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