Factors Affecting Validity And Reliability Of Test

Factors Affecting The Validity

The Factors Which Influence The Validity Are:

1. Factors In The Test Itself
2. Factors In Test Administration And Scoring
3. Factors Of Pupil Response
4. Nature Of Group

Factors In The Test Itself

Each Test Consists Of Number Of Items With Close Scrutiny.

Some Factors That Lower The Validity Of The Tests Are:

• The Unclear Direction
• Complicated Vocabulary
• Inappropriate Level Of Difficulty
• Poorly Constructed Test Items
• Misinterpretation
• Test Is Too Short And Improper Arrangement Of Items

Factors In Test Administration And Scoring

The Test Administration And Scoring Procedures May Affect The Interpretation Of The Results.

Teacher Made Test Or Standardized Test Are Conducted During The Adverse Physical And Psychological Conditions, It May Affect The Validity.

Factors Of Pupil Response

• Economically Disturbed Students,
• Lack Of Student ‘S Motivation
• Student ‘S Fear Of Test Situation May Ultimately Affect The Validity.

Nature Of Group

Validity Is Always Specific To A Particular Group To Be Measured.

The Nature Of Criterion Used Is

• Age,
• Sex,
• Ability Level,
• Educational And Cultural Background Influences The Validity.