Reliability and validity Reliability refers to a value that can be given to something with certain level of acceptability and trust. Validity on the other hand is a certain measure that would make something reliable. Validity tells up to what extent a certain thing has reliability because it gives a picture of certain level of acceptability and trust…
Download file to see previous pages...
There are some cases in which an assessment instrument can be reliable but not be valid. Suppose for instance a person used an assessment instrument. There are corresponding results in the assessment using the said instrument. However, the use of the assessment instrument cannot be entirely valid if the person using it is not an expert at understanding the results from the assessment. Thus, this is the same as the assessment instrument is not valid at all considering that it gives results but cannot be acceptable. The assessment instrument therefore has to be used by the right person in order for its result to be valid and in general, it can be reliable. In this case, the reliability and validity of the assessment instrument is associated with its user. Thus, a higher level of reliability cannot be given to the assessment instrument considering that the validity issue is in question. In the above illustration, the entire issue is not a two-way process between the reliability and validity issues within the assessment instrument. There has to be another external factor and in this case the level of reliability and validity of an assessment instrument may vary with respect to its user.
...Download file to see next pagesRead More
Cite this document
(“Psychology Assessments - Reliability and Validity Essay”, n.d.)
Retrieved from https://studentshare.org/other/1414938-psychology-assessments-reliability-and-validity
(Psychology Assessments - Reliability and Validity Essay)
“Psychology Assessments - Reliability and Validity Essay”, n.d. https://studentshare.org/other/1414938-psychology-assessments-reliability-and-validity.
What concerns would you have in applying each of these instruments for research in a new population? How would you address these concerns if you were to use either of these instruments in research? (500 words) There are two concepts which will be analyzed here comparing and contrasting the confirmatory factors of validity and reliability between two articles.
Human services research, like every other research, is based on a set of propositions and concepts. In order to operationally define concepts we need to measure them. The process of measurement begins with the fundamental question “What has to be measured?
The paper is aimed to define and to discuss the concepts of reliability and validity in the research process. These concepts are considered statistically significant in proving data in research to be able to be accepted as scientific truth. Reliability defines the high level of trust on the recorded data thus can be repeated and replicated.
Social workers, youth counselors, and psychologists may all be considered to be human service providers. Professionals in the human services sector are greatly aided by experimental and other types of research. The researchers who offer this information are sometimes also a frontline service provider.
The media loves and gives more prominence to stories that ‘bleed’, and a perfect way of achieving this is by exaggerating events and stories to attract more audience. The portrayal of abnormal psychology is one of the topics that have fallen prey to this behavior by the media.
Theoretical knowledge for the modern nurses is of high importance, because it leads to a personal development and self-perfection of a nurse. Modern scientific paradigms in nursing are triggering nurses’ learning: “there is nothing to be gained from the use of alternative terms which, on analysis, often prove to be identical to the traditional terms of reliability and validity” (Long & Johnson 2000, p.
It measures the extent to which tests or procedures assess the same characteristic, skill or quality. It is a measure of the precision between the observers or of the measuring instruments used in a study. It refers to how well all the test items relate to each other.
The personality assessment examination was established by Paul T. Costa, Jr. and Robert R. McCrae for utilization with males and females over the age of 20 without any psychological disorders (Butcher, 2002).
With the final module, there are two types of documents for the NEO, one for self evaluation (document S) and one for the perceptions of the observers (document R).
The ICI questionnaire is an adaptation of Duttweiler's 28 item inventory (Duttweiler, 2004). It is a measure of a person's belief in how much control they possess in their own life. The two extremes are those who believe they possess complete control in determining what they receive in life (the Internals), and those who believe that they have absolutely no control (the Externals).