An airplane pilot jumps out of an airplane and has an initial velocity of 4 feet per second downwards. How long does it take to fall from 1000 feet to 760 feet before the parachute opens?

Combine the information in the problem and the chart using the average balance method to solve the problem.

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.