A company selling licenses for new e commerce computer software advertises
A company selling licenses for new e-commerce computer software advertises that firms using this software obtain, on average during the first year, a yield of 10% on their initial investments. A random sample of 10 of these franchises produced the following yields for the first year of operation:
6.1 9.2 11.5 8.6 12.1 3.9 8.4 10.1 9.4 8.9
Assuming that population yields are normally distributed, test the company's claim.
Membership TRY NOW
  • Access to 800,000+ Textbook Solutions
  • Ask any question from 24/7 available
  • Live Video Consultation with Tutors
  • 50,000+ Answers by Tutors
Relevant Tutors available to help