Task 1:
For this exercise, you will calculate (by hand) internal consistencyreliability coefficients. The table shows scores for the 15 examinees on the first 10 items of the UAT. For the purposes of this assignment, assume the entire test is 10 items rather than 18 items. Complete the following table: Task 2:
After you have read the Abbreviated Test Manual for the Nelson Critical Thinking Test (NCTT), answer the questions presented below. Your responses should include both a definition of the measurement concept reflected in the question (e.g., reliability, criterion-related validity) and reference to specific pieces of information contained in the manual.
What evidence is presented regarding the reliability of the NCTT? Evaluate the meaningand adequacy of this evidence.
What evidence is presented regarding the content-related validity of the NCTT? Evaluate both the meaningand theadequacy of content-related evidence for the validity of the NCTT.
What evidence is presented regarding the criterion-related validity of the NCTT? Evaluate the meaningand adequacyof this evidence.
What evidence is presented regarding the construct-related validity of the NCTT? Evaluate the meaning and adequacy of this evidence.
Describe one use of the NCTT that you believe is justified, given the information provided in the manual.
Describe one use of the NCTT that you believe is not justified, given the information provided in the manual. In order for the NCTT to be used in this way (or for this purpose), what information would you like to see in the manual?
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