Math, asked by tara3030, 8 months ago

using the step deviation method. find the mean of the following data xi 18,19,20,21,22,23,24 fi 170,320,530,700,230,140,110

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Answered by paulerdo

10

Answer:

The answer is 20.64.

Step-by-step explanation:

The answer is explained in the image.

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Answered by AvantikaSaraf

1

Answer is in the pic

Mean = (fu/f × h) + A

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