Question
In 2008, the per capita consumption of coffee in Country A was reported to be 18.43 pounds. Assume that the per capita consumption of coffee
In 2008, the per capita consumption of coffee in Country A was reported to be 18.43 pounds. Assume that the per capita consumption of coffee in Country A is approximately normally distributed, with a mean of 18.43 pounds and a standard deviation of 4 pounds. Complete parts (a) through (d) below.
a. What is the probability that someone in Country A consumed more than 11 pounds of coffee in 2008?
The probability is
(Round to four decimal places as needed.)
b. What is the probability that someone in Country A consumed between 7 and 9 pounds of coffee in 2008?
The probability is
(Round to four decimal places as needed.)
c. What is the probability that someone in Country A consumed less than 9 pounds of coffee in 2008?
The probability is
(Round to four decimal places as needed.)
d. 98% of the people in Country A consumed less than how many pounds of coffee?
The probability is 98% that someone in Country A consumed less than
pounds of coffee.
(Round to two decimal places as needed.)
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Essentials of Business Analytics
Authors: Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson
2nd edition
1305627733, 978-1305861817, 1305861817, 978-0357688960, 978-1305627734
