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Price of Gasoline The average retail price of gasoline (all types) for 2014 was 342 cents. What would the standard deviation have to be in order for there to be a $15 \%$ probability that a gallon of gas costs less than $\$ 3.00 ?$
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The average price of gasoline in 2014 was 342 cents, which is equivalent to $3.42. Show more…
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