Math, asked by Anonymous, 1 year ago

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plz solve these questions!!​

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Answered by mysticd
2
Mean = A+\left(\frac{\sum f_{i}u_{i}}{\sum f_{i}\right )}\times h

= $45 + (\frac{-14}{30})\times 10$

= $45 + 4.67$

= $49.67$

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