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20/ On a particular production line, the likelihood that a light bulb is defective is 5%. Ten light bulbs are randomly selected. a/What are the mean and variance of the number of defective bulbs? A) 0.475 and 0.475 B) 0.475 and 0.6892 C) 0.50 and 0.475 D) 0.50 and 0.6892 b/What is the probability that two light bulbs will be defective? A) 0.0105 sad) 2049 B) 0.0746 C) 0.3151 D) 0.5987 eporterosqas leviens dood ynsgros et tudi vilidadong art

20/ On a particular production line, the likelihood that a light bulb is defective is 5%. Ten light bulbs are randomly selected. a/What are the mean and variance of the number of defective bulbs? A) 0.475 and 0.475 B) 0.475 and 0.6892 C) 0.50 and 0.475 D) 0.50 and 0.6892 b/What is the probability that two light bulbs will be defective? A) 0.0105 sad) 2049 B) 0.0746 C) 0.3151 D) 0.5987 eporterosqas leviens dood ynsgros et tudi vilidadong art

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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20/ On a particular production line, the likelihood that a light bulb is defective is 5%. Ten light bulbs are randomly selected. a/What are the mean and variance of the number of defective bulbs? A) 0.475 and 0.475 B) 0.475 and 0.6892 C) 0.50 and 0.475 D) 0.50 and 0.6892 b/What is the probability that two light bulbs will be defective? A) 0.0105 que B) 0.0746 C) 0.3151 D) 0.5987 shoup 1979 enotajosqxs levious od vasqmos
Transcribed Image Text:20/ On a particular production line, the likelihood that a light bulb is defective is 5%. Ten light bulbs are randomly selected. a/What are the mean and variance of the number of defective bulbs? A) 0.475 and 0.475 B) 0.475 and 0.6892 C) 0.50 and 0.475 D) 0.50 and 0.6892 b/What is the probability that two light bulbs will be defective? A) 0.0105 que B) 0.0746 C) 0.3151 D) 0.5987 shoup 1979 enotajosqxs levious od vasqmos
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