Anumeha mows lawns. She charges an initial fee and a constant fee for each hour of work. The variable fff models Anumeha's fee (in dollars) for working ttt hours.
f=6+12tf=6+12tf, equals, 6, plus, 12, t
What is Anumeha's initial fee?
Correct answer is; $6

Astudy of 80 english composition professors showed that they spent, on average, 14.6 minutes correcting a student's term paper. construct and interpret a 90% confidence interval of the mean time for all composition papers. assume that the population standard deviation is 2.9 minutes. round to 1 decimal.