In 2008, the per capita consumption of soft drinks in Country A was reported to be 18.79 gallons. Assume that the per capita consumption of soft drinks in Country A is approximately normally distributed, with a mean of 18.79 gallons and a standard deviation of 5 gallons. Complete parts (a) through (d) below.

a. What is the probability that someone in Country A consumed more than 11 gallons of soft drinks in 2008?The probability is.

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(Round to four decimal places as needed.)