Statistics ROI project help of the 2 majors test the hypothesis at the 5% significance level, homework help

• Project Week 6

  For these project assignments throughout the course you will need to reference the data in the ROI Excel spreadheet. Download it here.

  Using the ROI data set:

  1. For each of the 2 majors test the hypothesis at the 5% significance level:
     • The mean ‘Cost’ for a college is $160,000. Be sure to interpret your results.
  2. For Business versus Engineering majors conduct a two sample test of the hypothesis at the 10% significance level (assume the variances are not equal):
     • The average ’30-Year ROI’ for Business majors is less than for Engineering Majors.  Be sure to interpret your results.

HERE IS THE ATTACHMENT
ROI_by_Major (4).xlsx