Statisticsmedium · Past Paper
If the mean of x-5, x-3, x, x+3, x+5 is 15, find x.
A15
B10
C20
D5
✓ Correct Answer: A — 15
Sum = 5x. Mean = 5x/5 = x. Given x = 15.
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✓ Correct Answer: A — 15
Sum = 5x. Mean = 5x/5 = x. Given x = 15.
Share this question