As part of the methodology, I have suggested carrying out a double-blind research design: neither the observer nor the participants know the study hypothesized effects (Graziano & Raulin, 2010). This practice entails the use of deception to some degree: failure to disclose full information related to the study (McLeod, 2015). Deception in this study might be justified to avoid participants purposely limiting their responses to favor or disfavor any music condition, and avoid experimenter bias (influence the results, in order to render specific outcomes) (Graziano & Raulin, 2010). …show more content…
Since the study involves testing middle-age participants’ recall, it has been suggested to use the Mini-Mental State Examination (MMSE), as Mammarella and colleagues (2007) conducted. The MMSE is an assessment used to screen cognitive function, and to separate patients with cognitive dysfunctions from those who do not (Tombaugh & McIntyre, 1992). The proposal also considers assessing participants’ arousal and mood by using the Self-Assessment Manikin (SAM). When using assessments, psychologists must use tools in which validity and reliability have been