The MMPI is currently commonly administered in one of two forms - the MMPI-2, which has 567 true/false questions, and the newer MMPI-2-RF, published in 2008 and containing only 338 true/false items. Once an individual has completed the test, he/she is rated on 10 clinical scales used to indicate different psychotic conditions. The MMPI-2 contains 567 test items and takes approximately 60-90 min to complete. The revised edition of the test was released in 1989 as the MMPI-2. In response to these issues, the MMPI underwent a revision in the late 1980s. Others argued that the results indicated possible test bias, while some felt the test contained sexist and racist questions. Critics pointed out that the original sample group was inadequate. In the years after the test was first published, clinicians and researchers began to question the accuracy of the MMPI. Today, it is a frequently used clinical testing instrument and one of the most researched psychological tests in existence. The university also makes certain that a practitioner is qualified to administer the test before selling it to them.The Minnesota Multiphasic Personality Inventory (MMPI) was developed in the late 1930s by psychologist Starke R. Any practitioner who wishes to use the test must pay the university royalties. The copyright for the Minnesota Multiphasic Personality Inventory is still held by the University of the Minnesota. The MMPI-2-RF version was released in 2003 but is still not as widely used as the MMPI-2. This new version is designed to be used on adolescents and consists of only 478 questions. It is considered valid only on adults and was released in 1989. The MMPI-2 is the version currently in use. Most of these criticisms have been dealt with as the test has been refined. It has also been criticized for containing many sexist and racist elements. Critics have considered the test biased against certain groups, particularly Native Americans. The sample group that was originally used to standardize the results has now been deemed to be inadequate. This test has been quite controversial through the years. It takes approximately an hour to an hour and a half to administer the test. Most answer sheets are now computer scored. This is a complex personality test but is taken in a standardized form. Each scale contains a subset of the total number of questions, and the size of the subset varies by scale from 32 for Hypochondriasis to 78 for Schizophrenia. The scales measure such traits as hypochondria, hysteria, depression, paranoia, schizophrenia, psychopathic deviations and introversion. The test has 10 different scales, which are numbered 0 through 9. Nor are all of these practitioners qualified they must have undergone specific training before being certified to administer the MMPI. A psychiatrist or clinical psychologist must administer and interpret the test. These latter uses have proven to be highly controversial.Ĭurrently the test consists of 567 questions. It is also used in criminal defense cases and to screen candidates for certain high-risk jobs. The MMPI may be the most frequently given test in the field of psychology. It was developed at the University of Minnesota. The test is designed to determine the structure of a person's personality and to identify psychopathology. The Minnesota Multiphasic Personality Inventory, or MMPI, is a personality test that was developed by Dr.
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