(10) A (very bad) factory produces plastic bags such that 30% of the plastic bags produced are defective and 70% are good. A sample of 5 plastic bags is selected at random. (a) What is the probability that all 5 bags selected are defective? (b) What is the probability that at least 4 of the 5 bags sclected are defective?
(10) A (very bad) factory produces plastic bags such that 30% of the plastic bags produced are defective and 70% are good. A sample of 5 plastic bags is selected at random. (a) What is the probability that all 5 bags selected are defective? (b) What is the probability that at least 4 of the 5 bags sclected are defective?
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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