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

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.

Refer to Exercise 9.

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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