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Published byAshlee Park Modified over 9 years ago
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Introduction to Social Survey Methodology Map Your Hazards! Combining Natural Hazards with Societal Issues
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Rules of Practice for Research Appropriate Questions Ethics, Credibility, Reliability, Validity Technique and Design Proper Sampling Pilot Testing Analysis Specific Purpose for Study – What are you trying to describe, explain or explore? 2
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Appropriate Questions & Means Collecting information about individuals: – Attitudes, ideas, beliefs, opinions, feelings, background, behavior, orientations or plans for the future Questionnaires (Surveys) vs. Interviews Quantitative vs. Qualitative – Systematic and structured questions (closed) – Open-ended, more descriptive 3
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Ethics, Credibility, Validity, Reliability Ethics – Protect privacy of individuals, confidentiality, willingness to participate Credibility – Conveys purpose, how worthwhile it is, and who is responsible Validity – Data test hypothesis, measure what it claims to measure Reliability – Consistent measure and representative 4
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Population/Sample Who is your target population? Identify representative sample and make generalizations – Sample size: The larger the better. Good size is between 100–250. Need at least 30 to be reliable (including interviews) – Random: known chance of inclusion – Non-random measures: Snowball Quota (street survey) “Accidental” (student projects) 5
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Research Design Relevance – What are you trying to discover (do questions get at this)? Comprehensiveness – What are the independent & dependent variables? How do you classify? Is it clear? Aptness – Data that are readily coded and analyzed Feasibility – Not too long or complicated Unambiguous – Are the questions and categories exhaustive and mutually exclusive? 6
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Question Formats Scales of measure (nominal, ordinal and interval) – Likert measures strength of motivations, attitudes, opinions (e.g. Strongly Agree – Strongly Disagree) – Checklists, rankings, ratings and degrees of importance (e.g. scale of 1–5) – Recurrent behavior (e.g. How often do you...) – Coded categories (e.g. yes/no, male/female) Including “DK” or “Other” as optional categories Open-ended (categories must be mutually exclusive) 7
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Pilot Study Must conduct a trial run with sample survey to verify the design and fine-tune the questions – Looking for bias, clarity and spuriousness Everyone (even seasoned social scientists) goes through this process – Otherwise you end up with a lousy survey that will not get a good response 8
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Data Analysis What will the questions produce? Discursive (summarize in words) Graphs (bar charts of nominal and ordinal variables) Histograms (continuous and interval data) Crosstabs (chi-square) Multivariate analysis (optional) 9
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