KNOWLEDGE REPRESENTATION ACQUIRED IN A DYNAMIC PROCESS CONTROL TASK A Thesis

........................................................................................................iv Introduction....................................................................................................1 Characteristics of Implicit Knowledge..............................................................................3 Process Control Task.................................................................................4 Knowledge Representation........................................................................12 Knowledge Representation in the Process Control Task.............................15 Purpose of the Study...............................................................................18 Research Questions and Hypotheses...................................................19 Research Question 1.............................................................19 Research Question 2..............................................................19 Hypothesis 1.......................................................................20 Hypothesis 2.......................................................................20 Methods........................................................................................................22 Participants and Design............................................................................22 Tasks..................................................................................................23 Procedure..............................................................................................24 First Session...............................................................................25 Second Session................................................................................27 Results and Discussion......................................................................................29 Summary of Overall Performance................................................................29 Practice Phases.......................................................................................31 Session 1 Session 2...............................................................................32 Test 2 – Speed Test................................................................................35 Transfer Tests........................................................................................36 New Target Level Test....................................................................36 Logarithm Test..............................................................................39 Paper Test.............................................................................................40 Screen-Shot Scenarios......................................................................40 Verbal Questions..........................................................................41 General Discussion..........................................................................................43 References.....................................................................................................48 Appendix A: Simulated Nuclear Reactor Control Instructions.......................................50 Appendix B: Instructions for Table Memorization Group.............................................51 Appendix C: Visual Learning Instructions..............................................................52 Appendix D: Screen-Shot of Process Control Task.....................................................53 Appendix E: Verbal Input/Output Questions for Paper Test...........................................54