Question: Runzheimer International publishes data on overseas business travel costs. They report that the average per diem total for a business traveler in Paris, France, is $349. Suppose the shape of the distribution of the per diem costs of a business traveler to Paris is unknown, but that 53% of the per diem figures are between $317 and $381. What is the value of the standard deviation? The average per diem total for a business traveler in Moscow is $415. If the shape of the distribution of per diem costs of a business traveler in Moscow is unknown and if 83% of the per diem costs in Moscow lie between $371 and $459, what is the standard deviation?