The American Automobile Association (AAA) reported that families planning to travelover the Labor Day weekend would spend an average of $749 (The Associated Press,August 12, 2012). Assume that the amount spent is normally distributed with a standarddeviation of $225.a. what is the probability of family expenses for the weekend being less that $400?b. what is the probability of family expenses for the weekend being $800 or more?c. what is the probability that family expenses for the weekend will be between $500and $1000?
The American Automobile Association (AAA) reported that families planning to travelover the Labor Day weekend would spend an average of $749 (The Associated Press,August 12, 2012). Assume that the amount spent is normally distributed with a standarddeviation of $225.a. what is the probability of family expenses for the weekend being less that $400?b. what is the probability of family expenses for the weekend being $800 or more?c. what is the probability that family expenses for the weekend will be between $500and $1000?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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The American Automobile Association (AAA) reported that families planning to travel
over the Labor Day weekend would spend an average of $749 (The Associated Press,
August 12, 2012). Assume that the amount spent is
deviation of $225.
a. what is the probability of family expenses for the weekend being less that $400?
b. what is the probability of family expenses for the weekend being $800 or more?
c. what is the probability that family expenses for the weekend will be between $500
and $1000?
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