Question

the mean of the data when sigma fidi=500 singma fi =100 and a=125 is​

Answer 1

Answer:

Mean=130

Step-by-step explanation:

Mean=(∑fidi / ∑fi) + a

        =(500/100) + 125

        =5 + 125

        =130

Hope it will Help..

Answer 2

Answer:

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