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Disc personality test validity and reliability
Disc personality test validity and reliability




Reports full of charts and graphs can be interesting, but they also need to be memorable and easy to interpret. They should take care with language, presenting all personalities in a balanced manner. Reports should be easily read, memorable and accurate. The real power of DiSC is in both what it teaches you about yourself and what it teaches you about interacting with others who have styles unlike your own.

disc personality test validity and reliability

You can’t do much with a report that gives you only a page or two about your results. An adaptive testing tool, as is currently used by Everything DiSC profiles is more accurate and even easier to answer. A 70-item questionnaire is more reliable than a 20-item questionnaire. Look at the number of questions being asked. Everything DiSC profiles use this type of scale until recently. They are sometimes experienced as being easier to answer. This is experienced by some as being hard to answer.DiSC Classic and many disc questionnaires use this type of forced choice questions.Īnother type of questionnaire will use a Likert scale where you rank each item on a five-point scale from “never” to “always” – describes me. Here’s an example of a questionaire item from a free DISC questionnaire:įor each group of four descriptions you should have one most like you and only one least like you. Most publishers are reluctant to see their questionnaires downloaded and shared. It’s never easy easy to find examples of assesment questions. They also should have been validated thorough and ongoing research. Questions should be easily and accurately answered. Sometimes you can have two different models, measuring different attributes, but using the same colours in a 4 dimensional model: that’s confusing, because they do not tell the same story. These colours vary, depending on who wrote the assessment, or which attributes are measured. Various colours are also used to differentiate each personality type. Conscientiousness, Compliance, Correctness or Caution.Several academics and companies have used his work to create their own psychological inventories.ĭepending on the assessment author, disc can be an acronym for: He did not create an assessment tool himself, but others have used his model. The disc model of behaviour was first proposed by William Mouton Marston, a Ph.D. The disc model is not protected by copyright.

disc personality test validity and reliability

When you see claims that millions of people have used disc, don’t assume that millions have used the version you might be discussing or considering buying. It’s important to know which assessment is actually under discussion. Is the Colour Wheel different from DiSC Classic ? Yes. How many different types of disc have you seen in the market ? Are you aware there are different types of disc profiles out there ? Is the difference more than a lowercase i ? Yes.






Disc personality test validity and reliability