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Mathematics
Problem
A shop records the number of notebooks sold each day for ten days as follows: Value (
x
x
x
) : 8 10 12 15 Frequency (
f
f
f
) : 0 5 3 2 Calculate the mean number of notebooks sold per day. a)
11.25
11.25
11.25
b)
12.1
12.1
12.1
c)
11.6
11.6
11.6
d)
11.27
11.27
11.27
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