How Scheduling May Impact Attrition and Passing Rates

By Melissa Bahle

The purpose of this research project is to determine whether students with Wednesday/Thursday Seminars have higher pass rates and lower attrition rates than students with Sunday/Monday Seminars. Using data collected from the past eight terms, it is determined that while students with Wednesday/Thursday Seminars have higher attrition rates, they also have lower failure rates. More research is needed to see if this trend continues.

Introduction

One question I have had since I started teaching at Purdue Global was whether composition students scheduled for Sunday/Monday Seminars had higher failing and attrition rates when compared to students scheduled for Wednesday/Thursday seminars. Because our units start on a Wednesday and end the following Tuesday at midnight, one can see how having Seminar later in the unit has the potential to impact student success negatively. While future blog posts will discuss strategies to help students registered in Sunday/Monday Seminar courses, this post focuses on the study I conducted with my own classes to determine whether or not failure and attrition rates were higher in classes with Seminars falling later in the unit.

Hypothesis

Students in Wednesday/Thursday Seminars tend to have lower failure and attrition rates than students in Sunday/Monday Seminars.

Methodology

As the chart below shows, I looked at classes starting with the 2301C term and ending with the 2403C term. I observed the following for each course: Seminar day, number of students who had dropped by the end of the term (with 35 as the starting number), number of students who failed by the end of the term, and the total number of students remaining in the class at the end of the term.

TermCourseSem. Day# Dropped#FailedTotal Students at End of Term
2301CCM107-01Wednesday16419
 CM107-29Monday16419
 CM107-37Thursday14721
2302CCM107-16Wednesday13822
 CM107-23Wednesday19616
 CM107-27Thursday12323
2303CCM107-20Monday17618
 CM107-40Monday13522
2304CCM107-20Monday81127
 CM107-27Thursday12723
 CM107-40Monday8627
2305CCM107-03Sunday15820
 CM107-29Monday18517
 CM107-37Thursday131322
2401CCM107-02LAWednesday13622
 CM107-03LASunday141321
2402CCM107-15LAThursday18617
 CM107-21LAMonday181217
 CM107-36Thursday21714
2403CCM107-03Sunday14621
 CM107-20Monday13722

ChatGPT helped with the analysis of the data collected:

Calculate the Attrition Rate (Percentage of students who dropped):

Attrition Rate=(Number DroppedTotal Students at End of Term)×100\text{Attrition Rate} = \left(\frac{\text{Number Dropped}}{\text{Total Students at End of Term}}\right) \times 100Attrition Rate=(Total Students at End of TermNumber Dropped​)×100

Calculate the Failure Rate (Percentage of students who failed):

Failure Rate=(Number FailedTotal Students at End of Term)×100\text{Failure Rate} = \left(\frac{\text{Number Failed}}{\text{Total Students at End of Term}}\right) \times 100Failure Rate=(Total Students at End of TermNumber Failed​)×100

Compare Averages The average rates for each group are as follows:

  • Wednesday/Thursday Seminars:
    • Attrition Rate: 80.64%
    • Failure Rate: 33.71%
  • Sunday/Monday Seminars:
    • Attrition Rate: 70.21%
    • Failure Rate: 38.74%

Based on these averages:

  • Wednesday/Thursday Seminars had a higher attrition rate but a lower failure rate compared to Sunday/Monday Seminars.
  • Sunday/Monday Seminars had a slightly better (lower) attrition rate but a higher failure rate.

This suggests that Wednesday/Thursday Seminars had a slight advantage in terms of passing rates, while Sunday/Monday Seminars retained more students. ​

Conclusion

Surprisingly, students with Sunday/Monday Seminars had lower attrition rates than students in Wednesday/Thursday Seminars. Further study may be needed on whether the strategies I use to help my Sunday/Monday students are the reason for lower attrition rates.

Since all the information they need is provided earlier in the unit, students with Wednesday/Thursday Seminars have a higher passing rate.  This may give them more confidence in the work they are doing.

According to Constantine et.al. (2019), one of the best ways to support students’ self-efficacy is by providing them with “plenty of time to plan, implement, and complete learning tasks” (Table I). This may explain why students attending Wednesday/Thursday Seminars have higher passing rates. Their self-efficacy may be higher because they have more time to internalize the information. I tend to focus on providing my Sunday/Monday students with pre-seminar recordings on the first day of a new unit, and I do my best to provide positive reasons why having a Seminar later in the unit can be helpful. This may be one of the reasons why my Sunday/Monday Seminar students persist to the end of the term. Their persistence is high, but their performance is lower. It is possible that their overall self-efficacy is lower.

I plan to conduct this study again next academic year to see if these results continue.

Reference

Constantine, J., Fernald, J. Robinson, J., Courtney, M. B. (2019). Best Practices Guidebook: Supporting Students’ Self-Efficacy. Barbourville, KY. Bluegrass Center for Teacher Quality, Inc.


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2 responses to “How Scheduling May Impact Attrition and Passing Rates”

  1. sthompson3purdueglobaledu Avatar
    sthompson3purdueglobaledu

    Melissa, I had Wednesday, Sunday, and Monday seminars last term, and my Monday class had my largest attrition rate (it ended up with 25 students, I think) but the highest pass rate (only two students did not pass the course). I do find that having a video preview helps along with additional posts in the discussion that address common questions. My other strategies are giving them more time to submit assignments with no late penalty and spending part of the seminar looking ahead to the next unit. I wonder PG as a whole should conduct more research into this. Would there be any benefit to limiting seminars to Wednesday and Thursday or even moving our units to Tuesday-Monday and having seminars on Tuesday-Thursday?

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  2. Lonelle Rathje Avatar
    Lonelle Rathje

    Interesting to see your results. A great idea about pre-seminar recordings, too. Thank you!

    Like

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