Math, asked by artikumari8603, 6 months ago

find the value of x, it mean is 50

observation | frequency
60 | 10
50 l 20
40 | 15
90. | 10
100 | x

find it

Answers

Answered by bholusoniverma

1

Step-by-step explanation:

please tell on things

sigma FX / sigma f

solve it

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