User:Jukeboksi/BBA studies/Researching Target Markets: Difference between revisions
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A '''[[w:Likert scale|Likert scale]]''' is a [[w:psychometrics|psychometric]] scale commonly involved in research that employs [[w:questionnaire|questionnaire]]s. It is the most widely used approach to scaling responses in survey research, such that the term is often used interchangeably with ''[[w:rating scale|rating scale]]'', or more accurately the '''Likert-type scale''', even though the two are not synonymous. The scale is named after its inventor, [[w:psychologist|psychologist]] [[w:Rensis Likert|Rensis Likert]]. ( Wikipedia ) | A '''[[w:Likert scale|Likert scale]]''' is a [[w:psychometrics|psychometric]] scale commonly involved in research that employs [[w:questionnaire|questionnaire]]s. It is the most widely used approach to scaling responses in survey research, such that the term is often used interchangeably with ''[[w:rating scale|rating scale]]'', or more accurately the '''Likert-type scale''', even though the two are not synonymous. The scale is named after its inventor, [[w:psychologist|psychologist]] [[w:Rensis Likert|Rensis Likert]]. ( Wikipedia ) | ||
In [[w:statistics|statistics]] and [[w:probability theory]], the '''[[w:standard deviation|standard deviation]]''' (represented by the Greek letter sigma, '''[[w:Sigma|σ]]''') shows how much variation or [[w:statistical dispersion|dispersion]] from the average exists. ( Wikipedia ) | |||