lesson 9 data collection 2013
TRANSCRIPT
Lesson 9: Data Collection
Saturday, 20 April 13
Lesson 8: Dementia and Alzheimers DiseaseEXAM QUESTION
Explain what is found in the brains of Alzheimer’s patients post-mortem.(4 marks)
Saturday, 20 April 13
Lesson 8: Dementia and Alzheimers DiseaseEXAM QUESTION
• Show high levels of the protein Amyloid which highly toxic – causes cell death and causes the development of the plaques and tangles (2 marks)
• Brains also have a massive lack of acetylcholine (an important neurotransmitter) (2 marks)
Explain what is found in the brains of Alzheimer’s patients post-mortem.(4 marks)
Saturday, 20 April 13
Lesson 9: Data Collection
Objectives
~ Define descriptive statistics ~ Define qualitative research~ Define quantitative research~ Distinguish between subject and objective data~ Describe the techniques of qualitative and quantitative data collection: case studies; observational studies; self-reports; questionnaires and interviews
Saturday, 20 April 13
Data Collection
Types of Data
Techniques
QualitativeQuantitativeSubjectiveObjective
Case StudiesInterview
QuestionnairesPsychological Tests
TechnologyCross-Sectional
Longitudinal
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Types of Data
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Qualitative: descriptions of characteristics
Quantitative: refers to measurements
Subjective: based on opinions
Objective: based on identifiable external criterion
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What type of data was collected??
Qualitative or Quantitative?
Objective or Subjective?
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Techniques
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Case Studies: detailed observations of an individual over a period of time
Observation: Naturalistic - observing voluntary behaviours in natural environment
Controlled - observing voluntary behaviours in structured environment
Questionnaires: collecting written responses from participants
Longitudinal: same participant over a long period of time
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Provide an example of each
Ask around room
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