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A U.S travel data center survey conducted for better homes and gardens of 1500 adults found that 39% said that they would take more vacations this year than last year. Find the 95% confidence interval...

The table summarizes results from 978 pedestrian deaths that were caused by automobile accidents.   Drivers Intoxicated-------Pedestrian Intoxicated   -----------------------------Yes------------------------No Yes--------------------------45------------------------74 No--------------------------266-----------------------593     If...

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