Marking Guide and Template
Assignment 1: Written report on assessing the psychometric properties of a measure of Anxiety.
Word limit: 1500 words
• Define Cronbach’s Alpha and item-total correlations, and indicate the levels that should be achieved for clinical diagnosis and for research purposes.
• Define test-retest reliability; provide a rationale with empirical support for the length of time between repeated measures. What level is indicative of good reliability?
• Define construct and criterion related validity and indicate the strength of associations that you would want to see in relation to these two types of validity.
• Define what is meant by a norm in the context of an assessment of depression.
• You have been asked to create a measure for assessing anxiety. Outline the steps that you would take to establish the following: Reliability, validity, and norms. Keep in mind that there are different types of reliability and validity that need to be considered.
• USE THE TEMPLATE
• DO NOT provide an overview of the steps in the statistical analyses.
• Each of the points above need to be supported with references to the empirical literature presented in APA format.
