Find the confidence interval likely to contain population

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Sample statistic and margin of error given. Find the confidence interval likely to contain the population parameter of interest and answer the question:

Problem 1: The CEO of a company claims that 90% of its employees have very high job satisfaction. A poll of the company's employees revealed that 86% had very high job satisfaction with a margin of error of 4.2% points. Can we conclude that the CEO was lying?

Reference no: EM132723108

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