The U. S. Postal Service is concerned with the time it takes to deliver mail. It would like not only to deliver mail as quickly as possible but also to have as little variation as possible. Twenty letters are mailed from California state collection boxes to Onguard, Maine. From the following number of days for delivery, what can you tell the Postal Service? Calculate all measures of central tendency and dispersion.
Answer to relevant QuestionsThe City of Berrysville intends to purchase a new computer system. After extensive search and comparison, the committee responsible for selecting the new system has narrowed the alternatives to two: the Number Cruncher I and ...The Warrenville Empowerment Center has begun to track how many days of employment counseling its clients receive. The center’s intern, Amanda Strom, finds that the average client receives 17 days of counseling with a ...Butterworth, Missouri, is trying to increase its tourism, a great source of revenue. Among other things, Butterworth prides itself on its temperate climate. The tourism department would like to include in its glossy new ...Over the past 50 years, one-half of all cities that apply have received mass transportation grants from the federal government. In the last round of grants, eight southern cities applied but none received a grant. Assume ...The mean number of water main breaks is .4 per hour. In a 10-hour night shift, four mains break. What is the probability of exactly four mains breaking? Of four or more breaking? Which probability tells you the most about ...
Post your question