Four Red marbles numbered 1 to 4 and eight black marbles numbered 1 to 8 are put into a bag. i) One marble is drawn, colour noted and replaced. Then the second marble is drawn and replaced. What is the probability that both marbles are red? i) If four marbles are drawn at random without replacement, what is the probability that all four marbles are red? If a marble is drawn, what is the probability that the marble will be a numbered marble 4 or a black marble? ii)

Four Red marbles numbered 1 to 4 and eight black marbles numbered 1 to 8 are put into a bag. i) One marble is drawn, colour noted and replaced. Then the second marble is drawn and replaced. What is the probability that both marbles are red? i) If four marbles are drawn at random without replacement, what is the probability that all four marbles are red? If a marble is drawn, what is the probability that the marble will be a numbered marble 4 or a black marble? ii)

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Description: Four Red marbles numbered 1 to 4 and eight black marbles numbered 1 to 8 are put into a bag.i)One marble is drawn, colour noted and replaced. Then the second marble is drawn andreplaced. What is the probability that both marbles are red?i)If four ma

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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