Question: In sampling 4 balls at random from an urn containing 30 balls, without replacement after each draw, we consider the balls as numbered 1 to

In sampling 4 balls at random from an urn containing 30 balls, without replacement after each draw, we consider the balls as numbered 1 to 30. In selecting random whole numbers from 1 to 30, we ignore any number that has already been selected and continue the selection until we obtain a sample of size 4. Assume that there are 20 red balls

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