Survey item | Fall 2015 | Spring 2016 | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Control | Experimental | t value | New | Veteran | t value | |||||||||
N | Mean | SD | N | Mean | SD | N | Mean | SD | N | Mean | SD | |||
The sketching training was useful throughout the semester. | 41 | 4.39 | 1.16 | 95 | 4.53 | 0.94 | 0.72 | 138 | 4.36 | 1.14 | 170 | 4.51 | 1.01 | − 1.28 |
I continued to sketch for this course after the sketching portion of the course was over, even when it was not directly assigned. | 40 | 2.90 | 1.37 | 95 | 3.63 | 1.33 | 2.89* | 138 | 3.02 | 1.39 | 170 | 3.07 | 1.42 | − 0.30 |
The sketching training increased my understanding of what I was doing in CAD. | 41 | 4.15 | 1.04 | 95 | 4.08 | 1.14 | − 0.30 | 138 | 3.95 | 1.36 | 169 | 3.82 | 1.23 | 0.90 |
The sketching training increased my ability to determine what was and was not feasible in CAD. | 41 | 3.61 | 1.28 | 94 | 3.56 | 1.36 | − 0.18 | 138 | 3.47 | 1.31 | 170 | 3.48 | 1.20 | − 0.04 |
The sketching training increased my ability to visualize things in CAD. | 41 | 3.98 | 1.08 | 95 | 4.13 | 1.17 | 0.71 | 138 | 4.16 | 1.34 | 170 | 4.18 | 1.19 | − 0.12 |
I see more value in the sketching training now that I have learned CAD as compared to before I learned CAD. | 41 | 3.98 | 1.27 | 95 | 4.01 | 1.12 | 0.16 | 138 | 3.89 | 1.31 | 170 | 3.81 | 1.26 | 0.58 |
The CAD instruction I received in this course was of sufficient length. | 41 | 4.44 | 1.29 | 94 | 4.62 | 1.00 | 0.87 | 138 | 4.28 | 1.27 | 169 | 4.17 | 1.10 | 0.76 |
The CAD instruction I received in this course covered all of the topics relevant to the course goals. | 41 | 4.80 | 0.84 | 94 | 4.81 | 0.82 | 0.02 | 138 | 4.60 | 1.08 | 170 | 4.52 | 0.99 | 0.66 |
The CAD instruction I received in this course was useful in helping me learn CAD. | 41 | 5.20 | 0.51 | 94 | 4.68 | 1.19 | − 3.51* | 138 | 4.94 | 1.01 | 168 | 4.60 | 1.09 | 2.84* |
I feel confident in my ability to use CAD to successfully execute the types of designs covered in this course. | 41 | 5.17 | 0.67 | 94 | 4.94 | 0.79 | − 1.66 | 138 | 5.07 | 0.81 | 169 | 4.71 | 1.02 | 3.48* |
I feel confident in my ability to use CAD moving forward to later courses, internships, and/or co-ops. | 41 | 5.10 | 0.80 | 94 | 4.99 | 0.91 | − 0.66 | 138 | 4.86 | 0.93 | 170 | 4.64 | 1.05 | 1.96 |
The CAD instruction I received in this course was sufficiently detailed and thorough for me to feel comfortable with lab assignments. | 41 | 4.44 | 1.05 | 92 | 4.60 | 1.24 | 0.71 | 138 | 4.38 | 1.23 | 169 | 4.10 | 1.09 | 2.06* |
The amount of CAD training I was expected to learn on my own was appropriate. | 41 | 4.37 | 1.20 | 92 | 4.34 | 1.29 | − 0.12 | 138 | 4.15 | 1.29 | 170 | 4.10 | 1.14 | 0.38 |
I had sufficient access to help from instructors and TAs while I was working on CAD assignments. | 41 | 4.27 | 1.25 | 92 | 4.80 | 1.00 | 2.65* | 138 | 4.44 | 1.25 | 169 | 4.42 | 1.07 | 0.17 |
The workload associated with the CAD portion of the course was appropriate. | 41 | 4.37 | 0.89 | 92 | 4.96 | 0.75 | 3.71* | 138 | 4.35 | 1.06 | 170 | 4.49 | 0.93 | − 1.24 |
The CAD instruction sufficiently addressed basic manufacturing processes and vocabulary. | 40 | 5.05 | 0.75 | 92 | 4.65 | 1.02 | − 2.50* | 137 | 4.42 | 0.98 | 170 | 4.63 | 0.87 | − 1.95 |
The CAD instruction was successful in helping me understand the necessary considerations for manufacturing design. | 41 | 4.83 | 0.89 | 92 | 4.65 | 0.99 | − 0.98 | 138 | 4.24 | 1.06 | 170 | 4.49 | 0.96 | − 2.16* |
The 3D printing/individual design project was useful. | 41 | 5.15 | 0.69 | 91 | 5.08 | 0.99 | − 0.41 | 138 | 4.41 | 1.06 | 170 | 4.76 | 0.88 | − 3.19* |
The 3D printing/individual design project was enjoyable. | 41 | 4.68 | 1.08 | 91 | 4.93 | 1.10 | 1.22 | 137 | 4.07 | 1.27 | 170 | 4.74 | 1.02 | − 5.04* |
The format of the 3D printing/individual design project was appropriate. | 41 | 5.07 | 0.75 | 91 | 5.01 | 0.84 | − 0.41 | 138 | 4.49 | 1.01 | 170 | 4.72 | 0.88 | − 2.20* |
The workload associated with the 3D printing/individual design project was appropriate. | 40 | 4.68 | 0.92 | 91 | 4.96 | 0.93 | 1.60 | 138 | 4.14 | 1.14 | 170 | 4.76 | 0.83 | − 5.31* |
I was satisfied with my level of access to the 3D printers. [experimental sections only] | n/a | 91 | 4.74 | 1.22 | n/a | Due to a survey error, experimental group sections were not asked the experimental section version; their data will be disregarded. | n/a | |||||||
I would have found it useful to be able to print my individual design project on the 3D printer. [control sections only] | 41 | 4.29 | 1.52 | n/a | n/a | 138 | 4.30 | 1.37 | n/a | n/a | ||||
The 3D printing/individual design project increased my understanding of CAD. | 41 | 4.98 | 0.91 | 90 | 4.86 | 1.13 | − 0.60 | 138 | 4.65 | 1.05 | 170 | 4.94 | 0.84 | − 2.62* |
The 3D printing/individual design project increased my understanding of sketching. | 41 | 4.51 | 1.19 | 91 | 3.95 | 1.26 | − 2.44* | 138 | 3.90 | 1.30 | 170 | 3.71 | 1.36 | 1.22 |
The 3D printing/individual design project reinforced my interest in my major. | 41 | 4.54 | 1.25 | 91 | 4.93 | 1.03 | 1.92 | 138 | 3.96 | 1.36 | 170 | 4.58 | 1.19 | − 4.26* |
The team project was useful. | 40 | 5.18 | 0.55 | 91 | 5.00 | 0.80 | − 1.25 | 138 | 4.51 | 1.11 | 169 | 4.62 | 0.88 | − 0.93 |
The team project was enjoyable. | 41 | 4.49 | 1.08 | 91 | 4.57 | 1.14 | 0.40 | 138 | 4.08 | 1.19 | 170 | 4.20 | 1.14 | − 0.90 |
The format of the team project was appropriate. | 41 | 4.85 | 0.82 | 91 | 4.91 | 0.84 | 0.37 | 138 | 4.40 | 1.00 | 169 | 4.58 | 0.81 | − 1.72 |
The workload associated with the team project was appropriate. | 41 | 4.46 | 1.16 | 91 | 4.63 | 1.14 | 0.75 | 138 | 3.94 | 1.25 | 169 | 4.41 | 0.97 | − 3.63* |
The team project increased my understanding of CAD. | 41 | 5.22 | 0.69 | 91 | 4.89 | 1.17 | − 2.02 | 137 | 4.64 | 1.06 | 170 | 4.60 | 0.95 | 0.37 |
The team project increased my understanding of sketching. | 41 | 4.27 | 1.30 | 91 | 3.88 | 1.32 | − 1.58 | 138 | 3.83 | 1.28 | 170 | 3.88 | 1.23 | − 0.39 |
The team project reinforced my interest in my major. | 41 | 4.71 | 1.01 | 91 | 4.74 | 1.11 | 0.14 | 138 | 4.12 | 1.28 | 170 | 4.38 | 1.17 | − 1.91 |