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Observation. SCIENTIFIC OBSERVATION IS SYSTEMATIC “YOU SEE, BUT YOU DO NOT OBSERVE.” Sherlock Holmes.

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Presentation on theme: "Observation. SCIENTIFIC OBSERVATION IS SYSTEMATIC “YOU SEE, BUT YOU DO NOT OBSERVE.” Sherlock Holmes."— Presentation transcript:

1 Observation

2 SCIENTIFIC OBSERVATION IS SYSTEMATIC “YOU SEE, BUT YOU DO NOT OBSERVE.” Sherlock Holmes

3 WHAT CAN BE OBSERVED? PHYSICAL ACTIONS VERBAL BEHAVIOR EXPRESSIVE BEHAVIOR SPATIAL RELATIONS AND LOCATIONS TEMPORAL PATTERNS VERBAL AND PICTORIAL RECORDS

4 WHAT CAN BE OBSERVED PhenomenaExample Human behavior or physical Shoppers movement actionpattern in a store Verbal behaviorStatements made by airline travelers who wait in line Expressive behaviorFacial expressions, tone of voice, and other form of body language

5 WHAT CAN BE OBSERVED PhenomenaExample Spatial relationsHow close visitors at an and locationsart museum stand to paintings Temporal patternsHow long fast-food customers wait for their order to be served Physical objectsWhat brand name items are stored in consumers’ pantries Verbal and Pictorial Bar codes on product packages Records

6 CATEGORIES OF OBSERVATION HUMAN VERSUS MECHANICAL VISIBLE VERSUS HIDDEN DIRECT CONTRIVED

7 Observation of Human Behavior Benefits Communication with respondent is not necessary Data without distortions due to self-report (e.g.: without social desirability) Bias No need to rely on respondents memory Nonverbal behavior data may be obtained Certain data may be obtained more quickly Environmental conditions may be recorded May be combined with survey to provide supplemental evidence

8 Observation of Human Behavior Limitations Cognitive phenomena cannot be observed Interpretation of data may be a problem Not all activity can be recorded Only short periods can be observed Observer bias possible Possible invasion of privacy

9 OBSERVATION OF PHYSICAL OBJECTS Physical-trace evidence Wear and tear of a book indicates how often it has been read

10 SCIENTIFICALLY CONTRIVED OBSERVATION The creation of an artificial environment to test a hypothesis

11 RESPONSE LATENCY Recording the decision time necessary to make a choice between two alternatives It is presumed to indicate the strength of preference between alternatives.

12 Content Analysis Obtains data by observing and analyzing the content of advertisements, letters, articles, etc. Deals with the study of the message itself Measures the extent of emphasis or omission

13 MECHANICAL OBSERVATION TRAFFIC COUNTERS SCANNERS PEOPLEMETER PHYSIOLOGICAL MEASURES

14 PHYSIOLOGICAL REACTIONS EYE TRACKING PUPILOMETER PSYCHOGALVANOMETER VOICE PITCH

15 Eye Tracking Monitors Record how the subject actually reads or views an advertisement Measure unconscious eye movements

16 Pupilometer This device observes and records changes in the diameter of the subject’s pupils.

17 Psychogalvanometer Measures galvanic skin response Involuntary changes in the electrical resistance of the skin Assumption: physiological changes accompany emotional reactions

18 Voice pitch analysis Measures emotional reactions through physiological changes in a person’s voice


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