7.2.10

Validity (A2 only)

Test yourself

Validity

Validity is when a test measures what it is intended to measure. There are four types of validity: face, concurrent, ecological and temporal.

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Face validity

  • Face validity is when a participant looks at a test and can tell what it is supposed to measure.
    • An example would be a GCSE maths test.
    • The students should know what the style of question should look like and the level of difficulty.
    • If the student were to see simple addition/subtraction questions, the student would doubt the validity of the test.
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Face validity example

  • Another example would be if a student were to sit a biology paper and see questions in French, the student would doubt the validity.
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Concurrent validity

  • Concurrent validity is when a test will produce the same (or similar) results to a benchmark test.
    • An example would be when students write mock exams.
    • If a student were to sit similar style papers as their actual GCSE and get similar results, there would be high concurrent validity.
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Concurrent validity cont.

  • Concurrent validity makes sure that similar tests are produced.
  • This is crucial especially for IQ tests which are given out to thousands of people.
    • People would want to know that their IQ was accurately measured even if different tests were given.
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Ecological validity

  • Ecological validity is how well a test reflects real life situations.
    • An example would be a driver’s test.
    • A learner driver should be able to park, merge, and brake during their test because these will all be real-life scenarios when driving.
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Temporal validity

  • Temporal validity is how well a test’s results stand over time.
    • An example would be GCSE results.
    • GCSEs should have temporal validity to make sure that over the years, colleges and universities know what A/A* students are capable of.

Assessment of Validity

Validity is when a test measures what it is set out to measure. There are simple ways to make sure a test is valid: looking at the test, comparing the test and predicting results.

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Face validity

  • Looking at a test can be a way to ensure face validity.
    • Students know what a French exam looks like. So by simply looking through a French test, they can make sure that the test has face validity.
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Ecological validity

  • This can also be true to assess for ecological validity.
    • People know what real-life scenarios they are going to be in. So examining a test for ecological validity is straightforward.
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Concurrent validity

  • Comparing test results to an established test can ensure concurrent validity.
    • For example, a new personality test could be benchmarked to an older personality test, allowing for concurrent validity.
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Temporal validity

  • Predicting results on a future test from a past test can ensure temporal validity.
    • For example, GCSE teachers will use mock exam results to predict their students’ future grades.
    • If the tests are similar (and assuming the student has not revised/improved), then there is temporal validity.

Jump to other topics

1Social Influence

2Memory

3Attachment

4Psychopathology

5Approaches in Psychology

6Biopsychology

7Research Methods

8Issues & Debates in Psychology (A2 only)

9Option 1: Relationships (A2 only)

10Option 1: Gender (A2 only)

11Option 1: Cognition & Development (A2 only)

12Option 2: Schizophrenia (A2 only)

13Option 2: Eating Behaviour (A2 only)

14Option 2: Stress (A2 only)

15Option 3: Aggression (A2 only)

16Option 3: Forensic Psychology (A2 only)

17Option 3: Addiction (A2 only)

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