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5. The probability that a certain toy is defective is 0.03. Calculate the probability that in a batch of 60 of these toys there will be: a) Someone defective. b) Less than two defective.

5. The probability that a certain toy is defective is 0.03. Calculate the probability that in a batch of 60 of these toys there will be: a) Someone defective. b) Less than two defective.

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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5. The probability that a certain toy is defective is 0.03. Calculate the probability that in a batch of 60 of these toys there will be: a) Someone defective. b) Less than two defective. 6. A box contains 24 items of which 8 are known to have a defect, if in one quality inspection the inspector randomly selects 6 pieces, find the probability that find a faulty one 7. A telephone company receives calls at the rate of 4 per minute. If the number distribution number of calls is Poisson, calculate the probability of receiving fewer than four calls in two minutes
Transcribed Image Text:5. The probability that a certain toy is defective is 0.03. Calculate the probability that in a batch of 60 of these toys there will be: a) Someone defective. b) Less than two defective. 6. A box contains 24 items of which 8 are known to have a defect, if in one quality inspection the inspector randomly selects 6 pieces, find the probability that find a faulty one 7. A telephone company receives calls at the rate of 4 per minute. If the number distribution number of calls is Poisson, calculate the probability of receiving fewer than four calls in two minutes
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