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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Cars' Fuel Efficiency (cont.)
Suppose that the fuel efficiency (in miles per gallon) of a Honda Civic varies from tankful to tankful according to a normal distribution with mean μ = 34 and standard deviation (σ = 3.5 miles per gallon
(a) What proportion of all tankfuls would get over 40 miles per gallon?
(b) What proportion of all tankfuls would get less than 30 miles per gallon?
(c) What proportion of all tankfuls would get between 30 and 40 miles per gallon?
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