... A self report questionnaire is then filled out be participants who state which of the statements they agree with. A mean attitude score is calculated from the value of the selected statements. Likert scale (1932) This scale is most commonly used. It comprises of a balanced number of statements with regards to a specific attitude object. The participant is then asked how they rate each statement, usually on a 5-point scale: 1 strongly agrees to 5 strongly disagree. The subject's attitude is measured by totalling the scores for each statement, usually showing a correlation. These scales have an advantage because they do not expect a basic yes/no answer as they allow for degrees of opinion. Semantic differential scales Osgood, Suci and Tannenbaum (1957) Participants are usually asked to rate on a 7-point scale between two opposite words, e.g. good and bad, which describe their feeling towards a particular attitude object. The questionnaires would have at ...

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