Question

Listed below are speeds (mi/h) measured from southbound traffic on I-280 near Cupertino, California (based on data from SigAlert). This simple random sample was obtained at 3:30 p.m. on a weekday. Use a 0.05 significance level to test the claim that the sample is from a population with a mean that is less than the speed limit of 65 mi/h.
62 61 61 57 61 54 59 58 59 69 60 67


$1.99
Sales0
Views107
Comments0
  • CreatedMay 03, 2015
  • Files Included
Post your question
5000