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In a telecommunications company, 20% of the workers manage to rise in position during their working life in the company. Determine the confidence intervals at

In a telecommunications company, 20% of the workers manage to rise in position during their working life in the company. Determine the confidence intervals at 92% and 98% for the proportion of workers who manage to move up, considering a sample of 100 workers. Include the development of each confidence interval.

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