What size should the sample be

Reference no: EM13240973

Philadelphia is conducting a study on the characteristics of tourists who drive to Eagles football games. Previous studies indicate that approximately 70% of all game attendees are people who decided to drive from out of town. If the researcher leading the study desires a 99% confidence level and an interval range of plus or minus 10%, what size should the sample be?

Reference no: EM13240973

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