Reliability, Validity, and Multiple-Item Scale Essay (Critical Writing)

Exclusively available on Available only on IvyPanda® Made by Human No AI

Validity and Reliability

Bohrnstedt issued a rapid procedure for establishing the validity and reliability of multiple element scales. Reliability is the extent to which the outcome of an assessment, computation, or arrangement can be relied on to be precise. Conversely, validity is the degree to which constructs are assessed in a quantifiable study. The two elements are very crucial in research. This essay aims to give an outline of the hypothetical issues caused by numerous- item grades in such a manner that the constants illustrated by Bohrnstedt might be utilized with prudence. Several authors, including Campbell & Eiske, Guttman, Novic &Lewis, and Werts & Linn, provide their own comprehension and evaluation of scales construction, reliability, and validity (Werts & Linn, 1970).

Scales Created in a Faultless, Concise Manner

The authors created scales in a well-defined and brief manner. Scale construction and authentication are vital to many of the tasks in behavioral and social sciences. Although, the assemblage of methods demanded scale creation and analysis cab be burdensome, jargon-filled, inexperienced, and resource concentrated. Initially, items are produced, and the legitimacy of their substance is evaluated. Then there are pre-testing quizzes, diminishing the number of items and comprehension of how many facets the scales grasp. The final step involves scale assessment, the number of dimensions verified, reliability test, and evaluation of validity. The construction of scales is compliant as they all adhered to the procedures of scale development in the creation of the scales.

The utilization of various items to measure a latent causal hypothesis can additionally represent and separate item-specified measurement error, which causes more precise study findings. The reliability of each substance is evaluated as the square of the relationship betwixt the underlying element and the observed parallel element score. The reliabilities are simply formed utilizing the path evaluation algorithms because there are mutually three unknown and known correlations (Werts & Linn, 1970). With exceeding three elements, the knowns obviously will surpass the unknowns leading to over-determination. The scales would have been created transparently.

Clarifications Concerning the Validity and Reliability of Procedures

The writers’ explanations were faultless about the validity and reliability of their processes. A measure could be dependable but not logical. It is assessing something very reliable but is constantly evaluating the untrue construct. Likewise, a measure could be acceptable but not trustworthy in the case of assessing the true construct, yet not partaking in the act in a constant manner. Validity and reliability are mutually demanded to ascertain an adequate assessment of the concepts of interest. The empirical evaluation of rationality evaluates how fine a particular measure is associated with a single or several external principles structured on experimental observations. Conversely, reliability means constancy but not accurateness. Dependability is the settlement betwixt numerous efforts to assess the similar trait via maximally same procedures and convergent trustworthiness as the deal where the procedures are maximally distinct (Werts & Linn, 1970). Several efforts match separate elements, of which all are indicators of a similar underlying feature. Procedure features pertain to test-specified reply tendencies like responses to time frames that trigger the errors of assessments from a sole item to others in the relationship.

Info Given About Creating Validity and Reliability

Reliability is a grade to what degree a concept is steady or constant. If the reliability grade is utilized to assess a similar concept several times, the same outcomes should be acquired each time, given the underlying occurrence is not varying. For example, if one possesses a scale having six elements using Cronbach’s Alpha, one will derive fifteen distinct substance pairings and fifteen relationships between these six elements (Werts & Linn, 1970). Mean inter-element association is the mean of the 15 connections. To compute the mean element-to-total association, the entire item should be constructed by advancing the values of 6 elements, calculating the associations between this total and the six individual substances, and finally evaluating the mean. Conversely, validity is the extent to which a degree adequately accounts for the underlying hypothesis that is assumed to measure. It is evaluated utilizing hypothetical approaches and must preferably be assessed by applying both methodologies mutually.

Reference

Werts, C. E., & Linn, R. L. (1970). Cautions in applying various procedures for determining the reliability and validity of multiple-item scales. American Sociological Review, 35(4), 757. Web.

More related papers Related Essay Examples
Cite This paper
You're welcome to use this sample in your assignment. Be sure to cite it correctly

Reference

IvyPanda. (2022, July 31). Reliability, Validity, and Multiple-Item Scale. https://ivypanda.com/essays/reliability-validity-and-multiple-item-scale/

Work Cited

"Reliability, Validity, and Multiple-Item Scale." IvyPanda, 31 July 2022, ivypanda.com/essays/reliability-validity-and-multiple-item-scale/.

References

IvyPanda. (2022) 'Reliability, Validity, and Multiple-Item Scale'. 31 July.

References

IvyPanda. 2022. "Reliability, Validity, and Multiple-Item Scale." July 31, 2022. https://ivypanda.com/essays/reliability-validity-and-multiple-item-scale/.

1. IvyPanda. "Reliability, Validity, and Multiple-Item Scale." July 31, 2022. https://ivypanda.com/essays/reliability-validity-and-multiple-item-scale/.


Bibliography


IvyPanda. "Reliability, Validity, and Multiple-Item Scale." July 31, 2022. https://ivypanda.com/essays/reliability-validity-and-multiple-item-scale/.

If, for any reason, you believe that this content should not be published on our website, please request its removal.
Updated:
This academic paper example has been carefully picked, checked and refined by our editorial team.
No AI was involved: only quilified experts contributed.
You are free to use it for the following purposes:
  • To find inspiration for your paper and overcome writer’s block
  • As a source of information (ensure proper referencing)
  • As a template for you assignment
Privacy Settings

IvyPanda uses cookies and similar technologies to enhance your experience, enabling functionalities such as:

  • Basic site functions
  • Ensuring secure, safe transactions
  • Secure account login
  • Remembering account, browser, and regional preferences
  • Remembering privacy and security settings
  • Analyzing site traffic and usage
  • Personalized search, content, and recommendations
  • Displaying relevant, targeted ads on and off IvyPanda

Please refer to IvyPanda's Cookies Policy and Privacy Policy for detailed information.

Required Cookies & Technologies
Always active

Certain technologies we use are essential for critical functions such as security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and ensuring the site operates correctly for browsing and transactions.

Site Customization

Cookies and similar technologies are used to enhance your experience by:

  • Remembering general and regional preferences
  • Personalizing content, search, recommendations, and offers

Some functions, such as personalized recommendations, account preferences, or localization, may not work correctly without these technologies. For more details, please refer to IvyPanda's Cookies Policy.

Personalized Advertising

To enable personalized advertising (such as interest-based ads), we may share your data with our marketing and advertising partners using cookies and other technologies. These partners may have their own information collected about you. Turning off the personalized advertising setting won't stop you from seeing IvyPanda ads, but it may make the ads you see less relevant or more repetitive.

Personalized advertising may be considered a "sale" or "sharing" of the information under California and other state privacy laws, and you may have the right to opt out. Turning off personalized advertising allows you to exercise your right to opt out. Learn more in IvyPanda's Cookies Policy and Privacy Policy.

1 / 1