The Wall Street Journal reported that automobile crashes cost the United States $162 billion annually (The Wall Street Journal, March 5, 2008). The average cost per person for crashes in the Tampa, Florida, area was reported to be $1599. Suppose this average cost was based on a sample of 50 persons who had been involved in car crashes and that the population standard deviation is ? $600. What is the margin of error for a 95% confidence interval? What would you recommend if the study required a margin of error of $150 or less?
We help you get better grades, improve your productivity and get more fun out of college!!
Homework Answers Online
Free title page
Free reference page
How it works – it’s easy
Place your Order
Submit your requirements through our small easy order form. Be sure to include and attach any relevant materials.
Make a payment
The total price of your order is based on the type of assignment, number of pages, academic level and deadline.
We assign the assignment to the most qualified tutor. When the tutor completes the assignment, it is transferred to one of our professional editors to ensure that the assignment meets all of your requirements.
Once complete, we’ll send your assignment via the email provided on the order form and you’ll be able to download it.