Math, asked by mahatochandan12, 8 months ago

Find the value of a
50​

Answers

Answered by Anonymous
1

Answer:

50

Step-by-step explanation:

The value of 50 is 50.

Answered by Anonymous
6

Step-by-step explanation:

10 30 50 70 90

F 17 5α+3 32 7α−11 19

Mean =

∑fi

∑fixi

=50

50=

17+5α+3+32+7α−11+19

10×17+30(5α+3)+50×32+70(7α−11)+90×19

50(12α+60)=640α+2800

3000+600α=640α+2800

40α=200

α=5

frequency of 30=5α+3=25+3=28

frequency of 70=7α−11=35−11=24.

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