Please help im being strangled by a homeless man wearing underwear on his head

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

How far could you drive on 50 gallons of gas