An Empirical Study of An Empirical Study of Student Interaction with Student Interaction with CD-based Multimedia CD-based Multimedia

CoursewareCourseware

Wendy CooperWendy Cooper

Department of Computer ScienceDepartment of Computer Science

University of Massachusetts AmherstUniversity of Massachusetts Amherst

OutlineOutline

Overview of “CD-MANIC”Overview of “CD-MANIC”

(CD-Based Multimedia Courseware)(CD-Based Multimedia Courseware) Logging behavior and sending updatesLogging behavior and sending updates How do students use CD-MANIC?How do students use CD-MANIC?

- Level of Interaction- Level of Interaction

- Session length- Session length Future WorkFuture Work

CD-MANIC CD-MANIC Student’s PerspectiveStudent’s Perspective

Multiple View Index Interface

Electronic Book Interface Media Player Interface Slide Viewer Interface

Navigational Controls

Search Feature

CD-MANIC CoursesCD-MANIC Courses

OutlineOutline

Overview of “CD-MANIC” Overview of “CD-MANIC”

(CD-Based Multimedia Courseware)(CD-Based Multimedia Courseware) Logging behavior and sending updatesLogging behavior and sending updates How do students use CD-MANIC?How do students use CD-MANIC?

- Level of Interaction- Level of Interaction

- Session length- Session length Future WorkFuture Work

The Best of Both Worlds The Best of Both Worlds CD and InternetCD and Internet

• CDs for bandwidth CDs for bandwidth intensive contentintensive content

• Internet for:Internet for: Content updatesContent updates Logging student Logging student

behaviorbehavior CollaborationCollaboration AssessmentAssessment External LinksExternal Links

Checking for updates and sending Checking for updates and sending the log filethe log file

Student’s Computer MANIC FTP

Server

Log

Internet

Update

Contents

OutlineOutline

Overview of “CD-MANIC” (CD-Based Overview of “CD-MANIC” (CD-Based Multimedia Courseware)Multimedia Courseware)

Logging behavior and sending updatesLogging behavior and sending updates How do students use CD-MANIC?How do students use CD-MANIC?

- Level of Interaction- Level of Interaction

- Session length- Session length Future WorkFuture Work

A Sampling of Student Behavior A Sampling of Student Behavior StatisticsStatistics

Computer Networking Computer Networking course offered in course offered in Summer and Fall of Summer and Fall of 20012001• Video Instructional Video Instructional

ProgramProgram• National Technological National Technological

UniversityUniversity• North Carolina State North Carolina State

UniversityUniversity• Westchester campus of Westchester campus of

Polytechnic UniversityPolytechnic University

Obtained survey and Obtained survey and log resultslog results

Automatic vs. Manual Show Slide Automatic vs. Manual Show Slide EventsEvents

More than half of the material is viewed in an automatic More than half of the material is viewed in an automatic modemode

0% 20% 40% 60% 80% 100%

North Carolina StateUniversity

VIP/NTU (Fall 2001)

VIP/NTU (Summer2001)

Westchestercampus of

PolytechnicUniversity

Percentage of Show Slide Event

Automatic

Manual

Number of Occurrence of Different Number of Occurrence of Different Navigational EventsNavigational Events

Students are much more likely to move forward through the Students are much more likely to move forward through the material than backwards (2 to 3 times)material than backwards (2 to 3 times)

0

200

400

600

800

1000

1200

1400

1600

Event Type

Nu

mb

er

of

Oc

cu

rre

nc

e

VIP/NTU

(Summer 2001)

Audio/VideoAudio/Video Audio/video is an important component of Audio/video is an important component of

the system, generally in use more than the system, generally in use more than 60% of the time 60% of the time

0% 20% 40% 60% 80% 100%

North CarolinaState University

VIP/NTU (Fall2001)

VIP/NTU(Summer 2001)

Westchestercampus of

PolytechnicUniversity

Percentage of Total Session Length

Total Audio/Video On Lengths

Total Audio/Video Off Lengths

Audio/Video PlayoutAudio/Video Playout Audio/video playout lasts for short periods Audio/video playout lasts for short periods

of time (<10 minutes) before interruption of time (<10 minutes) before interruption by the student by the student

020406080

100120140160

Audio/Video On Time (in minutes)

Nu

mb

er o

f S

essi

on

s

VIP/NTU (Summer 2001)

Conclusion After Studying Logged Conclusion After Studying Logged Student ActivityStudent Activity

System is used in an extremely System is used in an extremely interactive mannerinteractive manner

Students are much more likely to Students are much more likely to move forward through the material move forward through the material than backwards (2 to 3 times)than backwards (2 to 3 times)

Slides triggered automatically with Slides triggered automatically with the audio track more than by studentthe audio track more than by student

Ongoing and Future WorkOngoing and Future Work

DejDeja-MANICa-MANIC Student Self Monitoring SystemStudent Self Monitoring System Log Data Reporting Tool Log Data Reporting Tool DVD DVD 3D Immersive Classroom Experience3D Immersive Classroom Experience

AcknowledgementsAcknowledgements We would like to acknowledge the support of the We would like to acknowledge the support of the

National Science Foundation through grants EIA-National Science Foundation through grants EIA-9979833 and EIA98-12589, and the support of 9979833 and EIA98-12589, and the support of CRICCS in the Dept. of Computer Science and the CRICCS in the Dept. of Computer Science and the Dept. of Electrical and Computer Engineering at Dept. of Electrical and Computer Engineering at the University of Massachusett Amherstthe University of Massachusett Amherst

http://ripples.cs.umass.edu

Survey Results: http://ripples.cs.umass.edu/surveyresults.htmlhttp://ripples.cs.umass.edu/surveyresults.html

Know More About RipplesKnow More About Ripples

You can meet me for a demo / free CD after this talkYou can meet me for a demo / free CD after this talk