A center for education statistics reported that 49% of college students work to pay for tuition and living expenses. Assume that a sample of 450 college students was used in the study. A. Provide a 95% confidence interval for the population proportion of college students who work to pay for tuition and living expenses. (Round your answers to four decimal places.) _____ to _____ B. Provide a 99% confidence interval for the population proportion of college students who work to pay for tuition and living expenses. (Round your answers to four decimal places.) _______ to _____

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