Quantitative research in public management session 3

Session – Part Measurement School of Business I N T E R N AT I O N A L U N I V E R S I T Y - V I E T N A M N AT I O N A L U N I V E R S I T Y H C M C Measurement and Scale •Common properties being measured : • Demographic/Economic/Social: age, gender, income, edu • Psychological / Life style • Attitude / belief / value / preferences • Awareness / knowledge • Intention: purchase, not purchase, etc • Motive: need, want, motivation, etc • Behavior: what, how much, who, when, where, how, etc Tri D Le Generals •Measuring = assigning numbers to properties/ attributes of objects/ events according to given rules •Numbers = symbols to represent the property in the empirical system •The nature of the relationship existing in the empirical system determines types of numerical manipulations •BR involves human attitude, behavior, etc  the measurement becomes more complicated •Less advanced measurement scales are used in BR Tri D Le Researcher’s “two worlds” Learning Learning positive impact motivation performance Theoretical World Empirical World Exam grade Eager to attend class Read/Write linear correlation Understand contents Knowledge acquired Active participation Tri D Le Tri D Le Operat e Defnit Variabl onal t ct Concep Constru on Review of Terms Measurement Select measurable phenomena Develop a set of mapping rules Apply the mapping rule to each phenomenon Tri D Le Characteristics of Measurement Tri D Le Types of Scales Nominal Nominal Ordinal Ordinal Interval Interval Rato Rato Tri D Le Levels of Measurement Classifcaton Classifcaton Nominal Nominal Ordinal Ordinal interval interval Rato Rato Tri D Le Nominal Scales Mutually Mutually Exclusive Exclusive Collectively Collectively Exhaustive Exhaustive Categories Categories Classification Classification Only Only Tri D Le 10 Flowchart for Instrument Design Phase Tri D Le 60 Question Content Should this question be asked? Is the question of proper scope and coverage? Can the participant adequately answer this question as asked? Will the participant willingly answer this question as asked? Tri D Le 61 Question Wording Shared Adequate vocabulary alternatives Single meaning Criteria Criteria Personalized Misleading assumptions Biased Tri D Le 62 Summary of Scale Types Tri D Le 63 Summary of Scale Types Tri D Le 64 Summary of Scale Types Tri D Le 65 Summary of Scale Types Tri D Le 66 Internet Survey Scale Options Tri D Le 67 Internet Survey Scale Options Tri D Le 68 Internet Survey Scale Options Tri D Le 69 Flowchart for Instrument Design: Phase Tri D Le 70 Guidelines for Question Sequencing Interesting Interesting topics topics early early Simple Simple topics topics early early Sensitive Sensitive questions questions later later Classification Classification questions questions later later Transition Transition between between topics topics Reference Reference changes changes limited limited Tri D Le 71 Illustrating the Funnel Approach How you think this country is getting along in its relations with other countries? How you think we are doing in our relations with Iran? Do you think we ought to be dealing with Iran differently than we are now? (If yes) What should we be doing differently? Some people say we should get tougher with Iran and others think we are too tough as it is; how you feel about it? Tri D Le 72 PicProfile: Branching Question Tri D Le 73 Thanks you for your attention! Tri D Le 74 ... Classifcaton Classifcaton Nominal Nominal Classifcaton Classifcaton Ordinal Ordinal Order Order interval interval Rato Rato Tri D Le 11 Ordinal Scales Nominal Nominal Scale Scale Characteristics... Develop a set of mapping rules Apply the mapping rule to each phenomenon Tri D Le Characteristics of Measurement Tri D Le Types of Scales Nominal Nominal Ordinal Ordinal Interval Interval Rato Rato... Nominal Nominal Ordinal Ordinal interval interval Classifcaton Classifcaton Classifcaton Classifcaton Order Order Classifcaton Classifcaton Distance Distance Order Order Rato Rato Tri D Le 13 Interval