emilyjanae1969 emilyjanae1969

12-04-2018
Mathematics

contestada

A bag contains 19 white balls and 6 black balls. the balls are drawn with replacement. what is the expected number of white balls drawn before the 13 th black ball is drawn.

Respuesta :

danitovardt5 danitovardt5

18-04-2018

for every four white balls taken out one black ball is taken out so it would be the 52 white ball

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