Content Mastery Testing I
Solve the following:
1. Student Evaluation of Professors. The following data shows samples of course evaluations, and the data corresponds to students evaluations of female professors and male professors. Using the U-Mann-Whitney test if the population medians are different for a 5% significance level.
| Female | 3.9 | 3.4 | 3.7 | 4.1 | 3.7 | 3.5 | 4.4 | 3.4 | 4.8 | 4.1 | 2.3 | 4.2 | 3.6 | 4.4 |
| Male | 3.8 | 3.4 | 4.9 | 4.1 | 3.2 | 4.2 | 3.9 | 4.9 | 4.7 | 4.4 | 4.3 | 4.1 |
(Triola, 2018)
2. Radiation in Baby Teeth. Listed below are amounts of strontium-90 (in millibecquerels, or mBq, per gram of calcium) in a random sample of baby teeth obtained from Pennsylvania residents and New York residents born after 1979 (based on data from “An Unexpected Rise in Strontium-90 in U.S. Deciduous Teeth in the 1990s” by Mangano et al., Science of the Total Environment). Using the U-Mann-Whitney test if the population medians are different for a 10% significance level.
| Pennsylvania | 155 | 142 | 149 | 130 | 151 | 163 | 151 | 142 | 156 | 133 | 138 | 161 |
| New York | 133 | 140 | 142 | 131 | 134 | 129 | 128 | 140 | 140 | 140 | 137 | 143 |
(Triola, 2018)
Be sure to review the academic expectations for your submission.
Submission Instructions:
· Submit your assignment by 11:59 PM Eastern on Saturday.
· Review the rubric to determine how your assignment will be graded.
· Your assignment will be run through Turnitin to check for plagiarism.
· Justify any assumption and show all the steps to solve the exercises.
