Monday
May 2, 2016

# Posts by Samantta

Total # Posts: 10

The average length of a flight by regional airlines in the United States has been reported as 299 miles. If a simple random sample of 30 flights by regional airlines If The average length of a flight by regional airlines in the United States has been reported as 299 miles. If ...
August 1, 2009

A mortgage broker is offering home mortgage at a rate of 9.5% but is fearful that this value is higher than many others are charging. A sample of 40 mortgages files in the country court house shows an average of 9.25% with a standard deviation of 8.61%. Does this sample ...
August 1, 2009

If you are interested in determining the average of a 3-minute telephone call to locations within the continental U.S. what sample size must you take to be 96% confidential that the results will be within \$.75 of the true mean cost per call? From the phone company, you have ...
August 1, 2009

A random sample of size 15 taken from a normally distributed population reveled a sample mean of 75 and a sample variance of 25. The upper limit of a 95% confidence interval for the population mean would equal?
August 1, 2009

The average length of a flight by regional airlines in the United States has been reported as 299 miles. If a simple random sample of 30 flights by regional airlines If The average length of a flight by regional airlines in the United States has been reported as 299 miles. If ...
July 31, 2009

The International Council of Shopping Centers reports that the average teenager spends \$39 during a shopping trip to the mall. The promotions director of a local mall has used a variety of strategies to attract area teens to his mall, including live bands and “teenage ...
July 31, 2009

what are some ways management can prevent political behavior?
July 31, 2009