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Lecture Chapter 3: Objective testing

Chapter 3 Objective testing: Subjective & Objective term the scoring methods All tests subjectively constructed by the test writer Objective tests: only one correct answer, scored mechanically by computer, responsible for testing a large number of candidates. | Chapter 3: Objective testing I. Subjective & Objective testing II. Objective tests III. General principles of multiple choice items IV. Important guidelines of multiple choice items V. Components of multiple choice items I. Subjective & Objective testing Subjective & Objective terms the scoring methods All tests subjectively constructed by the test writer Objective tests: only one correct answer. + scored mechanically by computer + responsible for testing a large number of candidates Reading, vocabulary & grammar objective methods Writing & speaking subjective methods Objective tests requiring more careful preparation Pro. Duong Thieu Tong: + reliability of obj. tests: test writers + reliability of subj. tests: test markers Some criticism (1) Obj. tests: simpler to answer than subj. tests + the degree of difficulty determined by the test constructors + no indication that all objective tests - easy + carefully selected and constructed & rewritten where necessary + setting the | Chapter 3: Objective testing I. Subjective & Objective testing II. Objective tests III. General principles of multiple choice items IV. Important guidelines of multiple choice items V. Components of multiple choice items I. Subjective & Objective testing Subjective & Objective terms the scoring methods All tests subjectively constructed by the test writer Objective tests: only one correct answer. + scored mechanically by computer + responsible for testing a large number of candidates Reading, vocabulary & grammar objective methods Writing & speaking subjective methods Objective tests requiring more careful preparation Pro. Duong Thieu Tong: + reliability of obj. tests: test writers + reliability of subj. tests: test markers Some criticism (1) Obj. tests: simpler to answer than subj. tests + the degree of difficulty determined by the test constructors + no indication that all objective tests - easy + carefully selected and constructed & rewritten where necessary + setting the pass-mark or the cutting - off point depending on the tester’s subjective judgment or on a particular external situation + pre-tested before being administrated on a wider basis (2) the multiple choice type encourages guessing + four or five alternatives for each item sufficient to reduce the possibility of guessing + In reality, candidates rarely make wild guess; most base their guessing on partial knowledge Prof. Duong Thieu Tong If Sts don’t prepare well for the test & the tests are difficult unable to make guess long tests unable to guess correctly reliability: 0 candidates guess easily reliability: high Sts’ guessing (+ score) educational experts in the modern time: prevention of guessing & correction for guessing Obj. tests: gram., voc.& phonology A poor objective test: poor written items, irrelevant areas or skills (as they are testable), not communicative skills Objective tests cannot - test students’ ability to communicate - evaluate their actual performance A good .