A Las Vegas researcher is interested in finding a 90% confidence interval for the mean number of hands per hour that are dealt at Blackjack tables. The data below show the results of a study of tables 25,27,18,31,27,25,30,20,25,29,23,22,30,25 Assume a normal distribution and round your answers to two decimal places . To compute the confidence interval use the Select distribution B. With 90% confidence the population mean number of hands dealt per hour is between Select and Select hands C. groups of 14 randomly selected Blackjack tables are studied then a different confidence interval would be produced from each group About Select ] percent of these confidence intervals will contain the true population mean number of hands dealt per hour and about Select percent will not contain the true population mean number of hands dealt per hour.
A Las Vegas researcher is interested in finding a 90% confidence interval for the
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