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Educational Measurement and Evaluation


                   Notes



                                          A question bank can store as many questions as possible so that generation of randomised
                                          tests is done without any difficulty. Question banking thus provides substantial savings
                                          of time and energy over conventional test development.


                                  24.4 Question Bank in Action

                                  A particular school wants to use a computerised question bank to generate its question paper for
                                  the term-end exam. It also wishes to have all types of questions in the paper. It wants to have a
                                  mix of essay type questions, short answers type questions and objective type questions in the
                                  question paper. Three sections are therefore incorporated in the paper each with two questions.
                                  Also, the Principal is very conscious of the educational objectives. How would they go about it ?
                                  A teacher who is a computer enthusiast has suggested the following method. The procedure for
                                  establishment of such a system requires a few steps such as preparing computerised question
                                  banks, doing test and item analysis while keeping taxonomy of educational objectives in mind
                                  and lastly, devising methods to construct various sets of question paper by simulation techniques
                                  using Random number generators. We hereby briefly discuss them.





                                              Question banks also helps in providing a platform for discussing curriculum goals
                                              and objectives. The items put in the question banks can be made to inherit properties
                                              like common mistakes made by the students, their capabilities and incapabilities
                                              etc. This provides a way to discuss possible learning hierarchies and ways to better
                                              structure curriculum.

                                  Taxonomy of educational objectives
                                  A number of educators have divided the learning outcome into three non-overlapping domains
                                  – cognitive, affective and psychomotor. Theses efforts were mainly done because of finding some
                                  kind of relevant test items. We will concentrate on the first two domains.

                                                                      DOMAINS

                                   Cognitive (Bloom, 1956)                  Affective (Krathwohle, 1964)
                                   Knowledge        Remembering of          Interest    Level of involvement
                                                    Information                         receiving

                                   Comprehension    Relating of concepts    values      Responding valuing
                                   Analysis         gathering and           attitudes   organisation
                                                    Arranging facts
                                   Evaluation       Judgement using                     Characterisation by
                                                    Criteria remembered                 value

                                  Cognitive and affective domains
                                  The cognitive taxonomy, has received the most attention from test constructors because it has
                                  been able to define the intellectual level at which instructional objectives and test items are
                                  written. So while making computerised question banks efforts would have to be done to translate



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