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7) In a study from a random sample of 519 judges, it was found that 285 were introverts. [3+7=10 points] a. Let p represents the

7) In a study from a random sample of 519 judges, it was found that 285 were introverts. [3+7=10 points] a. Let p represents the proportion of all judges who are introverts. Find a point estimate for p. b. Find a 99% confidence interval for p? Write the assumptions if needed. Interpret your result.

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