Math, asked by shindeneha4005, 5 months ago

if £FIXI=1780 and £fi=40 then mean x

Answers

Answered by jaysoni121019
0

Step-by-step explanation:

Given ∑f

i

x

i

=75 and

∑f

i

=15

Mean(

x

)=

∑f

i

∑f

i

x

i

=

15

75

=5

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