- contains 7 light bulbs of which 4 are defective, and box B contains 6 light bu ght bulbs are defective. A light bulb is drawn at random from each box. is the probability that both light bulbs are defective? that one light bulb is defective and one is not, what is the probability that the defe b came from box A?
- contains 7 light bulbs of which 4 are defective, and box B contains 6 light bu ght bulbs are defective. A light bulb is drawn at random from each box. is the probability that both light bulbs are defective? that one light bulb is defective and one is not, what is the probability that the defe b came from box A?
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Transcribed Image Text:(b) Box A contains 7 light bulbs of which 4 are defective, and box B contains 6 light bulbs of
which 3 light bulbs are defective. A light bulb is drawn at random from each box.
1) What is the probability that both light bulbs are defective?
2) Given that one light bulb is defective and one is not, what is the probability that the defective
light bulb came from box A?
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Transcribed Image Text:Question 4:
(a) Suppose a random number is picked from
1, 2, 3, 4, 5, 6, 7, 8, 9, 10
and all outcomes are equally likely. Let A be the event that the number is less than 5, and let
B be the event that the number is an odd number.
1) Are A and B independent?
2) Given that an odd number is picked, what is the probability that the number is '1'?
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