Research Methodology · Correlation Analysis

Which of the following statements are correct regarding Multiple Correlation in the context of test selection? A. Multiple correlation can be used to select the test battery which is composed of the test items that correlate lowest to the criterion and highest with one another. B. A test item that correlates highly with another one is considered to be measuring the same thing and is therefore superfluous. C. If two test items are found to be highly related, the one that correlates lowest with the criterion is selected. D. If there are a considerable number of test items, the multiple correlation process helps select the minimum number of items to comprise the test battery. E. Regression equations can also be used to predict an individual's performance based on the scores of the selected items. Choose the correct answer from the options given below: