Answer:
Ken has used the Split - Half techniques
Explanation:
The split-half techniques is used to assess the internal consistency of a test.
it measures the extent to which all parts of the test contribute equally to what is being measured.
This is done by comparing the results of one half of a test with the results from the other half. A test can be split in half in several ways.
This method of testing reliability measures internal consistency i.e how well the test components contribute to the construct that’s being measured. It is most commonly used for multiple choice test.
In relation to the above questions the action of Ken shows that he has used the split half techniques in order to assess the reliability of the test.
