Answer to Question #11514 in Statistics and Probability for M Marquis

Question

The fuel consumption of a Boeing747 in cruising mode averages 3213 gallons per hour. Assume that the consumption is normally distributed with a standard deviation of 180 gallons per hour. If a 747 is in cruising mode, what is the probability the fuel consumption is
(a) between 3000 and 3500 gallons per hour?
(b) less than 3000 gallons per hour?
(c) more than 3500 gallons per hour?
(d) What does this information tell you about the fuel consumption of a 747?

Answer 1

a)
3213+180=3393
3213-180=3033
P=1
b)3000<3033
P=0
c)3500>3393
P=0
d)
Fuel
consumption in the range of 3033 and to 3393