Confidence interval for the proportion of executives

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Acording to a survey published in the Financial Times, 56% of executives at Britain's top 500 companies are less willing than they had been five years ago to sacrifice their family lifestyle for their career.

If the survey consisted of a random sample of 40 executives, give a 95% confidence interval for the proportion of executives less willing to sacrifice their family lifestyle.

Reference no: EM131372602

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