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# Exercise 8-39 Algo A random sample of 30 observations results in 15 successes. (You may find it useful to reference the z table .) a.

**Exercise 8-39 Algo**

A random sample of 30 observations results in 15 successes. **(You may find it useful to reference the **__z____ table__.)**a.** Construct the 90% confidence interval for the population proportion of successes. **(Round final answers to 3 decimal places.)**

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