Posted: November 5th, 2015
Traditional College Student Stress Scale
The life of a college student can be stressful. To gain an understanding of the stress level of college students a study was conducted. A random sample of 100 undergraduate college students attending a University on ground was given the “Traditional College Student Stress Scale.” They were not asked to return the form but only to anonymously submit the total score along with their age.
*While it is not necessary to answer the questions below, you can access the Stress Scale questions in the “A Life Stress Instrument of Classroom Use” article, page 47.
Student Scores Age
1299 21
1530 25
1449 18
1316 19
1613 19
1651 22
262 24
1258 23
829 25
718 21
1146 22
393 24
2279 18
1275 22
1093 22
543 23
2509 18
2144 25
1763 24
2179 22
1480 18
2233 18
1641 24
2407 18
2293 19
2218 19
529 21
1243 19
801 22
997 20
1892 21
2224 22
2056 21
2098 20
1428 24
2047 25
618 23
1774 22
2215 23
2432 21
196 22
1767 21
2149 19
914 21
1808 23
2423 22
1662 19
1795 22
312 21
949 23
854 23
2132 19
383 22
231 21
1897 18
2559 24
2106 18
1615 22
1438 23
1177 21
2358 24
1261 20
826 23
948 25
1343 25
1205 24
1990 23
447 21
547 18
1612 18
1324 24
1616 18
711 18
809 24
579 22
2275 24
1710 22
776 25
1859 19
824 19
2329 21
871 18
1377 25
651 18
997 22
1464 18
861 24
698 22
1367 23
1355 22
1931 18
2091 22
554 25
209 22
525 22
1908 21
536 22
1098 19
294 25
942 23
Answer the following questions
1. Look at the manner in which the data was collected and identify any potential problems with using this as an evaluation tool.
2. Find the Mean stress level of the sample.
3. Find the Median stress level of the sample
4. Find the Mode of the stress level for the students
5. Find the Standard Deviation of the stress level for the random sample of 100 students.
6. Find the Variance of the stress level for the random sample of 100 students.
7. Find the Range of the stress level of the 100 students.
8. Create a Frequency Tablefor the stress level from the 100 college students. (Include classes, frequency, relative frequency, and cumulative frequency)
9. Using the Frequency table, create a Histogram of the stress levels from the sample of 100 college students.
10. Discuss the distribution of the data based on the histogram
11. Make a Scatter Plot of age vs. stress level. Do you see a trend?
12. Is there a linear correlation between the age of the student and the stress level? (Hint: Pearson’s Correlation Coefficient) Show your calculations.
13. Find the Least Squares Regression Line to fit the data displayed in the scatter plot from problem 11.
14. Use the Least Square Regression line to find the stress level of a 25-year-old undergraduate.
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