Question: no additional details When preparing to run a study, a researcher wants to create a 95% confidence interval with a margin of error of no

no additional details

When preparing to run a study, a researcher wants to create a 95% confidence interval with a margin of error of no more than .05 for population mean. Preliminary studies have shown a population mean of 74.3 and standard deviation of 4.1. What is the minimum sample size needed to ablanded accuracy? a) O 25829 b) O 25830 c) 091 d) O 161 e) O None of the above Review

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