Assignment task:
Validity determines whether a tool measures what it is supposed to measure and is a vital component in evaluating psychological measurement instruments (Messick, 1995). According to the authors, validity transcends mere testing; it encompasses the profound, deep, and meaningful inferences drawn from test scores (Messick, 1995). Validating self-esteem instruments involves a multifaceted approach that combines theoretical evaluations with statistical analysis to ensure the accuracy of tools and capture the complex constructs of self-esteem. There are well-known validity measures such as criterion-related, construct, content validity, and exploratory validity.
Content validity ensures that the elements in self-esteem measurement tools accurately represent the construct. Professionals evaluate the items for their pertinence and thoroughness (Haynes et al., 1995). The evaluations help to guarantee a thorough representation of all that self-esteem entails.
Construct validity is evaluated by assessing the extent to which the instruments relate to other measures as theoretically expected. Convergent validity involves positively relating scores, and discriminant validity occurs when scores do not strongly correlate (Clark & Watson, 1995).. Numerous studies have validated the RSEs' convergent validity through positive association with measures of psychological well-being.
Criterion-related validity encompasses two dimensions: concurrent validity and predictive validity. These aspects assess how instrumental and relevant outcomes are related to offering a complete understanding. Self-esteem scores have been shown to predict mental health, social functioning, and academic performance (Orth & Robins, 2014). It is important to remember that self-esteem scores may not continuously predict mental health outcomes across different populations and cultural contexts.
Exploratory factor analysis (EFA) is widely known as a statistical technique used to validate the efficacy of the self-esteem measurement (Fabrigar et al., 1991). According to the authors, EFA comprises examinations of extraction methods fundamental for understanding the underlying factors embodied in the data. Through the comprehensive approach, EFA ensures that the tools for assessing self-esteem are valid and dependable. There is a need for meticulous approaches when using EFA, as relying solely on EFA could lead to incomplete and/or misleading interpretations of the data.
New Methods
Psychometric evaluations play a crucial role in measuring the internal consistency of assessment tools, ensuring items in the test are reliable, and capturing the constructs intended to be measured (Clark & Watson, 1995). Assessments help researchers better comprehend the underlying relationships and groupings among variables. If I were exploring a new method to validate self-esteem, the process I would use to validate the measure would be a systematic, evidence-based approach that ensures measures are psychometrically sound. I would focus on identifying the best practices for developing psychological scales, which provide a straightforward, step-by-step approach for researchers to use when creating new measurement tools, such as those for self-esteem (Boateng et al., 2018). The construct would have to be defined, items would be developed, content validity would be done, pilot testing and exploratory factor analysis would be conducted, and confirmatory factor analysis would be conducted (Rosenberg, 1965). According to the author, the best steps would be to define the construct clearly, produce items, do a content validity check and pilot test, implement factor analysis, validate the scale, assess reliability, confirm factor analysis, and do the final refinement. The process of validating the scale encompasses the critical discriminants of convergent, discriminant, and criterion validity (Rosenberg,1965). According to the author, the premier tool for assessing self-esteem scale is the Rosenberg Self-Esteem scale (RSES), which involves robust approaches to development, conceptualization, and construct validation. RSES provides valuable insights into an individual's self-perception. Need Assignment Help?
References
Boateng, G.O., Neilands, T.B., Frongillo, E.A., Melgar-Quinonez, H. R. & Young, S.L. (2018). Best practices for developing and validating health, social, and behavioral research scales: A primer. Frontiers in Public Health, 6, 149.
Clark, A., & Watson, D. (1995). Constructing validity: Basic issues in objective scale development. Psychological Assessment, 7(3), 309-319.
Fabrigar, L.R., Wegener, D.T., MacCallum, R.C., Straham, E.J. (1991). Evaluating the use of exploratory factor analysis in psychological research. Psychological Methods, 4(3), 272-299.
Haynes, S.N., Richard, D.C.S., & Kubany, E.S. (1995). Content validity in psychological assessments: A functional approach to concepts and methods. Psychological Assessments 7(3), 238-247.
Messick, S. (1995). Validity of psychological assessment: Validation of inferences from a person's responses and performances as a scientific inquiry into score meaning. American Psychologists 50 (9), 741-749.
Orth, U., & Robins, R.W. (2014). The development of self-esteem. Current Directions in Psychological Science, 23 (5), 381-387.
Rosenberg, M. (1965). Society and adolescent self-image. Princeton University Press.