Suppose a fair die is rolled 20 times. (a) What is the probability p that a 4 will occur any given time the die is rolled? (Enter your probability as a fraction.) p = (b) What is the probability q that a 4 will not occur any given time the die is rolled? (Enter your probability as a fraction.) q = (c) What is n for this experiment? n = (d) What is the probability that a 4 will occur 3 times in the 20 rolls? (Round your answer to three decimal places.)

Suppose a fair die is rolled 20 times. (a) What is the probability p that a 4 will occur any given time the die is rolled? (Enter your probability as a fraction.) p = (b) What is the probability q that a 4 will not occur any given time the die is rolled? (Enter your probability as a fraction.) q = (c) What is n for this experiment? n = (d) What is the probability that a 4 will occur 3 times in the 20 rolls? (Round your answer to three decimal places.)

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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