Mathematics, 08.02.2021 22:50 beauiful

An urn contains three balls numbered 1, 2, 3. The experiment consists of drawing a ball at random, recording the number, and replacing the ball before the next ball is drawn. This is called sampling with replacement. What is the probability of drawing the same ball twice in two tries

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An urn contains three balls numbered 1, 2, 3. The experiment consists of drawing a ball at random, r...