In an examination, a candidate scores the following percentage of marks.
English= 44, Hindi= 58, Math=74, Physics= 61,Chemistry=62.
Find the arithmetic mean
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Step-by-step explanation:
Percentage marks in English, Hindi,Maths,Physics,Chemistry=44,58,74,61,62
Their weight=2,4,4,5,3
∴Weightedmean=
2+4+4+5+3
2×44+4×58+4×74+61×5+62×3
⇒
18
88+232+296+305+186
=
18
1107
=61.5
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