ROI Excel spreadheet, Statistics Questions

timer Asked: Feb 9th, 2016

Question description

  • 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.

ROI_by_Major (4).xlsx 

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