Assignment 1: Written report on assessing the psychometric properties of a measure of Anxiety.

Assignment 1: Written report on assessing the psychometric properties of a measure of Anxiety. 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.