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A publisher is interested in estimating the proportion of textbooks that students resell at the end of the semester. He is interested in making this

A publisher is interested in estimating the proportion of textbooks that students resell at the end of the semester. He is interested in making this estimate using a confidence level of 95% and a margin of error of 0.03. The planning value of the sample proportion is unknown. What sample size is required?

Select one:

a.1067

b.1068

c.1066

d.1067.11

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