A randome sample of 46 cars in the drive-thru of a popular fast food restaurant revealed an average all of $17.59 per car. The population standard...

A randome sample of 46 cars in the drive-thru of a popular fast food restaurant revealed an average all of $17.59 per car. The population standard deviation is $5.49. Estimate the mean bill for all cars from the drive-thru with93% confidence. Round your answers to two decimal places.