Homework Help: statistics

Posted by Michelle on Monday, May 16, 2011 at 6:13pm.

the average number of gallons of lemonade consumed by the football team during a game is 20, with a standard deviation of 3 gallons. assume the variable is normally distributed. when a game is played, find the probability of using
a) Between 20 and 25 gallons
b) less than 19 gallons
c) More than 21 gallons
d) between 26 and 28 gallons

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