Question: Suvs According to Time magazine June 11 2012 33 of

Suvs According to Time magazine (June 11, 2012), 33% of all cars sold in the United States are SUVs. Suppose a random sample of 500 recently sold cars shows that 145 are SUVs.
a. Write the null and alternative hypotheses to test that fewer than 33% of cars sold are SUVs.
b. Report the value of the test statistic (z) from the figure.

View Solution:


Sale on SolutionInn
Sales0
Views92
Comments
  • CreatedJuly 16, 2015
  • Files Included
Post your question
5000