A sample statistic and margin of error are given. Find the confidence interval likely to contain the population parameter of interest and answer the question.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 88 percent had very high job satisfaction with a margin of error of 2.4 percentage points. Can we conclude that the CEO was lying?
A. 85.6% to 90.4%; no
B. 88% to 90.4%; no
C. 86.8% to 89.2%; yes
D. 85.6% to 88%; yes
Answer: A
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