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Q₁) Three light bulbs are chosen at random from 15 bulbs of which 5 are defective, find the probability that:- P(A) = none is defective. P(B) Exactly one is defective Pec At least one is defective. s

Q₁) Three light bulbs are chosen at random from 15 bulbs of which 5 are defective, find the probability that:- P(A) = none is defective. P(B) Exactly one is defective Pec At least one is defective. s

A First Course in Probability (10th Edition)
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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Q₁) Three light bulbs are chosen at random from 15 bulbs of which 5 are defective, find the probability that:- P(A)-none is defective. P(B) = Exactly one is defective Pecs At least one is defective.
Transcribed Image Text:Q₁) Three light bulbs are chosen at random from 15 bulbs of which 5 are defective, find the probability that:- P(A)-none is defective. P(B) = Exactly one is defective Pecs At least one is defective.
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