Thursday
July 31, 2014

Homework Help: Statistics

Posted by Jerome on Sunday, June 23, 2013 at 5:00pm.

According to the American Automobile Association (AAA), the mean cost of a gallon of regular unleaded fuel in 2007 was $2.835. AAA noted that the standard deviation of the fuel price was $0.15. A random sample of n=100 gas stations is selected and the mean gas price is analyzed.
What is the probability that the mean fuel cost is between $2.84 and $2.86?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - according to the energy information administration (officially ...
statistics - please help me I've waited for hours The average price of a gallon ...
economics - 1. Consider the following four debt securities, which are identical ...
Statistics - he Oil Price Information Center reports the mean price per gallon ...
finance - Consider the following four debt securities, which are identical in ...
STATISTICS HELP!!!!!!! - Statistical Abstracts (117th edition) reports sale ...
College statistics - Statistical Abstracts (117th edition) reports sale price ...
Satistics - **I don't want the answer, I want to know how to set the problem up ...
Statistics - The American Veterinary Association claims that the annual cost of ...
4th grade math - unleaded regular - $1.89 per gallon unleaded premium - $1.94 pr...

Search
Members