DISC TESTS

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Everything DiSC Workplace Profile


As claimed by the site, these tests can help every person in the organization to build more productive and effective relationships at work. Additionally, "it teaches participants to understand themselves and others while learning to appreciate different priorities, preferences, and values what each individual brings to the workplace .
SCIENTIFIC OR RESEARCH SUPPORT: In the research report by

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John Wiley & Sons, INC says that Cronbach's Alpha coefficient is listed for the internal validity of each scale with the following results: D:92%, i:87%, S:88%, and C:85%
https://www.discprofile.com/DiscProfile/media/
Everything-DiSC/research/Everything-DiSC-Research-Report.pdf


Price: $72.00

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TTI Success Insights


TTI Success Insights is a platform containing several assessments, some of them based on the DISC model. They measure respondents' values on the DISC model's four factors, offering additional insight into work performance and behavior.

SCIENTIFIC OR RESEARCH SUPPORT: They have done extensive research for over 30 years. An example of one of their studies, "The Style Insights Reliability Study," presents

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language by language comparisons for each of the scales under consideration. The scales for which reliability is measured in the Style Insights Reliability study are Dominance, Influence, Steadiness, and Compliance. As is seen on the Cronbach's α summary page, the scores for all scales across all languages are generally in the Very Good range. The exceptions are Dominance in Dutch, German, Hungarian, Italian, Russian, and Swedish, all rising into the Excellent range, and Influence and Steadiness in Portuguese falling into the Acceptable range.
exceptions are Dominance

https://thinkplanlaunch.com/wp-content/uploads
/2017/09/TalantInsightsStudy_2017.pdf

https://research.ttisi.com/resources/technical-reports/

Price: Contact TTI Success Insights for pricing.

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For-managers Free DISC Test


The test classifies respondents into the model's four components: Dominance (D), Influence (I), Steadiness (S), and Conscientiousness (C). By making this test, you will know which of your personality traits are most predominant. Additionally, with this information, you can avoid frustrations, bad decisions, and better locate job paths made for you

SCIENTIFIC OR RESEARCH SUPPORT: According to the source,

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tests based on the DISC theory have been studied and measured for reliability (internal consistency and test-retest reliability).
This scientific support shows that there are different factors and behavioral styles that are being measured. Regarding validity, following the model, styles that are closer together should be more closely correlated than those who are further apart; therefore, when real responses to questions are compared, correlations follow that pattern.
https://www.onlinepersonalitytests.org/disc
/#Accuracy_Validity_and_Reliability

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Open DISC Assessment Test (ODAT)


Open-Source Psychometrics Project created the ODAT as a tool to match users to a DISC type. This test is provided to educate the public about this personality test and its meaning, the theory of personality, and also to collect data for research. Therefore, this test should not be used as psychological advice of any kind.

SCIENTIFIC OR RESEARCH SUPPORT: The site provides a document where the development

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of the test is explained, including item selection and the full data of the sample used. According to that data, the sample included more than 3200 persons. Also, at the end of the test, users are asked if their data can be saved and used for research. This data (and data from other Open-Source Psychometrics Project Tests) has been used in many journal articles.
https://openpsychometrics.org/tests/
ODAT/development/
https://openpsychometrics.org/_rawdata/cited/

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