cat216
cat216
04.04.2020 • 
Mathematics

Suppose you have a big vat of balls and that 70% of the balls are green and 30% of the balls are red. Suppose you randomly select a ball, record the color, then put the ball back, and repeat the process. (a) What is the probability that the ?rst red ball you encounter will be the third ball you pull from the vat?

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