Question: A random sample of150 adults was given an IQ test. It was found that84 of them scored higher than100. Based on this, compute a90% confidence

A random sample of150 adults was given an IQ test. It was found that84 of them scored higher than100. Based on this, compute a90% confidence interval for theproportion of all adults whose IQ score is greater than100.

What is the lower limit of the90% confidence interval?

What is the upper limit of the90%confidence interval?

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