It is 2.4 hours I hope this helped! :)
Answer:
Step-by-step explanation:
Given that X, the hip width of men is N(14.2, 0.9)
i.e. we have
is N(0,1)
Seat width an airline uses = 16.7 inches.
a) the probability that if an individual man is randomly selected, his hip breadth will be greater than 16.7 in

b) Here sample size = 126
Each person is independent of the other
the probability that these men have a mean hip breadth greater than 16.7
=
<0.00001
c) part a is important since even a single person not fitting will cause embarassment and leads to customer dissatisfaction.
Answer= $185.00
Commission=15(10)+2(17.50)
Commission=150+35.00
Commission=$185.00
Step-by-step explanation:
5000 x 3 + 3.5% of 5000 x 3 = the answer