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Statistics for Engineers and Scientists | 4th Edition | ISBN: 9780073401331 | Authors: William Navidi
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Refer to Exercise 9. A device will be manufactured in

Chapter 5, Problem 10E

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QUESTION:

Refer to Exercise 9. A device will be manufactured in which two of the components in Exercise 9 will be connected in series. The components function independently, and the device will function only if both components function. Let q be the probability that a device functions. Find a 95% confidence interval for q. (Hint: Express q in terms of p, and then use the result of Exercise 9a.)

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QUESTION:

Refer to Exercise 9. A device will be manufactured in which two of the components in Exercise 9 will be connected in series. The components function independently, and the device will function only if both components function. Let q be the probability that a device functions. Find a 95% confidence interval for q. (Hint: Express q in terms of p, and then use the result of Exercise 9a.)

ANSWER:

Answer:

Step 1 of 3:

    From exercise 9.

         Let us consider a random sample of 400 electronic components manufactured by a certain process are tested, and 30 are found to be defective.

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