A unipolar scale is a type of rating scale designed to test a single construct, such as the frequency of a behavior (e.g., ranging from 'Never' to 'Always'). A five-point format is generally recommended as the best practice for unipolar scales.

Unipolar Scale

A bipolar scale is a rating scale that measures a construct along a dichotomous spectrum, such as ranging from 'Like very much' to 'Dislike very much'. Seven-point formats are typically the most effective for these types of scales.

Bipolar Scale

A balanced rating scale is designed with its most extreme response options symmetrically distributed around a neutral or modal midpoint. This balance prevents the scale from biasing respondents toward a particular direction.

Balanced Rating Scale

A ____ is an ordered set of response options provided for participants to choose from, typically used in closed-ended questionnaire items.

A rating scale is an ordered set of response options provided for participants to choose from. It is typically used in closed-ended questionnaire items to measure quantitative variables, with common formats offering between three to eleven options.

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Respondent is given a limited number of possible answer options.

Close-ended Questions

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KPU Research Methods in Psychology - 4th American Edition

- Agree/Disagree
- Forced Choice
- Ordered response categories or scales

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