Give theory on Error of measurement.
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Error is the difference between observed and true scores. Error can be random or systematic. According to Crocker and Algina (1986), Introduction to Classical and Modern Test Theory, random error typically occurs during one administration. ... As measurement error is decreased, reliability is increased.
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there are different types of error
1 error of instruments..
2 man made error..
3 human error in taking measurements
1 error of instruments..
2 man made error..
3 human error in taking measurements
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