nawarajdharel nawarajdharel

20-07-2021
Mathematics

contestada

what is the formula to get combined mean value

Respuesta :

binionlols2006 binionlols2006

20-07-2021

Answer:

The combined mean can be calculated by plugging in our numbers into the formula given: [(57*82)+(23*63)/(57+23)]=76.5

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