Statisticseasy · Past Paper
In a frequency table, if the sum of f*x is 240 and the sum of f is 12, what is the mean?
A12
B20
C24
D30
✓ Correct Answer: B — 20
Mean = Sum(fx) / Sum(f) = 240 / 12 = 20.
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✓ Correct Answer: B — 20
Mean = Sum(fx) / Sum(f) = 240 / 12 = 20.
Share this question