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* 00 8 9 A Sa K 9. Mrs. DeBold wants to conduct a poll to estimate with 95% confidence the proportion of students

* 00 8 9 A Sa K 9. Mrs. DeBold wants to conduct a poll to estimate with 95% confidence the proportion of students in her school who have jobs in the evenings or on weekends. (a) How large a random sample is required to obtain a margin of error of at most 0.05 with 95% confidence? H cmd (b) Based on your answer to part (a) how big does her school have to be for the conditions to be met? Explain. 68 (3) W Dev

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