Question

using formula mode=3*median-2*mean if median=17.8 and mode=19.find mean

Answer 1

Answer:

Mode =3 Median - 2 Mean

Median=17.8

Mode=19

2 Mean = 3 Median - mode

             = 3 (17.8) - 19

             = 53.4 - 19

             = 34.4

Mean = 344/20

         = 17.2

Answer 2

Answer:

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