Data A的nalysis.pptVIP

Experiment Survey Quasi-Experiment Secondary Data Analysis Content Analysis Historical Comparative Methods (Archival Analysis ) Participant Observation Ethnography Individual Qualitative Interview Textual Analysis Focus Group Discussion Del-Phi Method Secondary Data Analysis Secondary Data Analysis A type of research in which data collected by others are reanalyzed. Primary Data Analysis Original analysis of the data collected in a study. Meta-Analysis “Analysis of analysis” Quantitative procedure for summarizing or integrating the findings obtained from a literature. Uses the results of individual research projects on the same topic as data points for a statistical study of the topic. Secondary Data Analysis Advantage Saves cost for data collection. Saves time required for data collection. May obtain data otherwise impossible. Disadvantage Data collected may not be suitable for the researcher’s purposes. (Validity) All necessary data may not be available in existing data. Requires time to search for the data set. Original data set may not be accurate. Existing data sets may contain more variables than what the researchers need. Need time to sort out the data. Content Analysis General usage of the term Refers to any of several research techniques used to analyze the content of written, spoken, or pictorial communication such as books, newspapers, television programs, or interview transcripts. Specific usage of the term Refers to a quantitative technique that attempts to quantify the meaning of the content of the written, spoken or pictorial communication. Content Analysis Determine “Unit of Analysis” Determine “Indicators” “Code” the data Example Research Question: What values and beliefs were expressed by advocacy coalition about Social Security? Unit of Analysis: Congressional testimony on Social Security reform from 1983 to 2004. Indicators: Values---Statement on what they like. Beliefs---Statement on what things sho