A batch of 500 Johnson rods contains five that are defective. Two are selected at random...
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A batch of 500 Johnson rods contains five that are defective. Two are selected at random from the batch. a. Do you think the probability of the selection of defective (or nondefective, for that matter) Johnson rods is independent? Why? b. What is the probability that the second one selected is defective given that the first one was defective? c. What is the probability that both are defective? d. What is the probability that both are nondefective? A batch of 500 Johnson rods contains five that are defective. Two are selected at random from the batch. a. Do you think the probability of the selection of defective (or nondefective, for that matter) Johnson rods is independent? Why? b. What is the probability that the second one selected is defective given that the first one was defective? c. What is the probability that both are defective? d. What is the probability that both are nondefective?
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a In this case we cannot assume that the selection of defective or nondefective Johnson rods is inde... View the full answer
Related Book For
Statistical Techniques In Business And Economics
ISBN: 9781260239478
18th Edition
Authors: Douglas Lind, William Marchal, Samuel Wathen
Posted Date:
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