1)

The data below represents the speed of cars in miles per hour along a busy highway: 55, 70, 65, 60, 65, 80, 85 Find the mean X ( round to two decimal places) The data below represents the speed of cars in miles per hour along a busy highway: 55, 70, 65, 60, 65, 80, 85 Find 03 Assume that the cure rate for certain drug is 40% and that 12 patients are tested with this drug, find the Mean /Assume that the cure rate for certain drug is 40% and that 12 patients are tested with this drug find the variance 02 Assume that the cure rate for certain drug is 40% and that 12 patients are tested with this drug find the standard deviation 0