Psychological Testing and Assessment Selection Paper Research

Psychological Testing and Assessment Selection - Research Paper ExampleAn expectancy table provides an indication or prediction of the possibleness that the scores of a person taking prove will lie within interval on the measuring criterion that qualify categorization as failing, passing or acceptable. For instance, an expectancy table applied in experimental test on personnel in an employment setting may demo that the higher the score of a worker on a new test is a prelude that the worker may be gain favorable reception as successful. Commonly used expectancy tables include Naylor-Shine tables and Taylor-Russell tables (Cohen, Swerdlik & Sturman, 2013).Decision theory and test utility are another combination or resources that can military service a counselor select a psychological test or assessment. Decision theory provides guidelines for setting cutoff point for particular scores record from tests. Another tool that counselors can use in selecting a psychological test or asse ssment is the Brogden-Cronbach-Glaser formula (Ployhart & MacKenzie, 2011). This is mostly useful in compute the amount of dollar of utility retrievable from the use of particular instrument selected under a given condition.A counselor selecting a psychological test for a client needs to consider the four issues that include difficult-index of an particular, reliability and validity indices of items and discrimination index. To determine an items difficulty index, one has to visualize the proportion of the number of test takers that answered an item in correct way. Usually, a lower case p helps in denoting item difficulty with subscript to render an items number. Cohen, Swerdlik and Sturman (2013) educate that the value of item index can range from zero incase everyone failed the item and one incase everyone passed the item. The larger the item difficulty index, the easier is the item, and the smaller the item difficulty index, the tougher the item. Easier items scored by all pe ople and difficult items failed by all test takers are inappropriate