Math, asked by gracemary48, 2 months ago

Compute arithmetic mean for the following data?
x:11,12,13,14,15
f:2, 5, 7, 4, 2.

Answers

Answered by MrImpostor

0

Step-by-step explanation:

mean = Σ fixi

Σ fi

fixi= 22+60+91+56+30

=259

fi= 2+5+7+4+2

=20

mean = 259

20

= 12.95

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