Title You have decided to resolve scientifically a long-running controversy among commuters, as to which r Description You have decided to resolve scientifically a long-running controversy among commuters, as to which railroad is late more often People from Connecticut and Westchester County claim that Metro-North is late more frequently, while commuters from Long Island claim that no one is late more often than the Long Island Railroad (LIRR) The Excel file for this check-up contains data you have collected from dozens of trips on each of the two commuter train lines Perform a hypothesis test to see whether either group of commuters can claim that its train service is late more frequently than the other Use a 95% confidence interval Use Excel to make your calculations Step 1: Formulate the null and alternative hypotheses; specify whether you’re running a one or two tail test
You have decided to resolve scientifically a long-running controversy among commuters, as to which railroad is late more often People from Connecticut and Westchester County claim that Metro-North is late more frequently, while commuters from Long Island claim that no one is late more often than the Long Island Railroad (LIRR) The Excel file for this check-up contains data you have collected from dozens of trips on each of the two commuter train lines Perform a hypothesis test to see whether either group of commuters can claim that its train service is late more frequently than the other Use a 95% confidence interval Use Excel to make your calculations Step
1: Formulate the null and alternative hypotheses; specify whether you’re running a one or two tail test
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