Sunday
March 29, 2015

Homework Help: Statistics

Posted by lola on Thursday, April 19, 2012 at 5:13pm.

A large television repair service claims that its average repair charge is $124. Suspecting that the average charge is higher, a consumer group randomly choose a sample of 35 statements for tv repairs done by the repair service and found the mean was $125.50 and s = 2.25. Test the claim at the .05 level of significance

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Statistics - Computer Depot is a large store that sells and repairs computers. A...
Statistics - An automobile in surer has found that repair claims have a mean of...
Algebra - a car repair shop charge $80 per hour for labor and $210 for the parts...
Pre Calc - A plumber charges $40 per hour for labor with a minimum labor charge ...
statistics - You are the owner of an auto repair service. History tells you it ...
Operations management - An appliance manufacturer wants to contract with a ...
math - A small business just leased a new computer and color laser printer for ...
Statistics - A computer repair service found that a random sample of 45 repair ...
statistics - An appliance repair shop owner has fitted the quadratic trend ...
Statistics - A recent article in the Myrtle Beach Sun Times reported that the ...

Members