2) Below is a comparison of retention rates for the Fall 2007 MAT0024C Test Group (Courses with the Active Learning Notes for factoring) with the Fall 2007 MAT0024C Control Group (Courses without the Active Learning Notes for factoring).
|
Comparison of Retention Rates |
||
|
Control Group |
|
|
|
Total Passed |
Total Enrolled |
Retention Percent |
|
239 |
364 |
65.66% |
|
|
|
|
|
Test Group |
|
|
|
Total Passed |
Total Enrolled |
Retention Percent |
|
69 |
107 |
64.49% |
|
|
|
|
Initial Comment: The retention percents are near each other, but the retention percent for the test group is lower.
The retention percent of the test group is equal to the retention percent of the control group.
The retention percent of the test group is less than the retention percent of the control group.
2 proportion z test: p-value: 0.411
Not Significant at alpha 0.01, 0.05, 0.10
_______________________________________________________________________
The retention percent of the test group is equal to the retention percent of the control group.
The retention percent of the test group is NOT equal to the retention percent of the control group.
2 proportion z test: p-value: 0.823
Not Significant at alpha 0.01, 0.05, 0.10
Conclusion: Fail
to reject
. There is
no statistically significant evidence to reject.
In conclusion there was no statistically significant difference between the retention
in the test group and the control group.