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管理咨询英文PPT课件.pptx

一个讲述计算机病毒相关知识的纯英文版的PPT，带有自定义动画的 一个讲述计算机病毒相关知识的纯英文版的PPT，带有自定义动画的

一个官方ppt，涵盖了Deep LabV1V2V3的概括总结，能够丰富语义分割论文内容

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An Introduction to this Course Definitions & classifications of research, and research procedures The concept of variables Quantitative research design Questionnaire survey Item analysis,validity & reliability Data exploring Descriptive statistics Inferential statistics Writing a research proposal Reporting a research Research evaluation

Data sources: primary, secondary Objectives: descriptive, exploratory, correlational, explanatory Time for data collection: cross-sectional, longitudinal (panel, trend) Data types: qualitative, quantitative (survey, experimental) Primary: studies based on primary, or original, data sources, such as classroom observations or real students, or their test scores, or their responses to a questionnaire. Secondary: studies based on secondary sources such as other researhers’ books and articles, including library research and literature reviews. Descriptive: studies involving the collection of data in order to test hypotheses or to answer questions concerning the current status of the subjects of the study. Exploratory: studies conducted into an issue or problem where there are few or no earlier studies to refer to. The focus is on gaining insights and familiarity for later investigation. Correlational: The basic question for descriptive research is - "What are the values of a number of variables for a given sample of subjects. The basic research question for correlation research is - What is the relationship between two or more variables for a given set of subjects. Notice that we said relationship between variables and not the effect of one variable on another variable. In descriptive research we are just describing our subjects in terms of one or more variables, while in correlational research we are looking at the relationship between the variables. Correlational: The basic question for descriptive research is - "What are the values of a number of variables for a given sample of subjects. The basic research question for correlation research is - What is the relationship between two or more variables for a given set of subjects. Notice that we said relationship between variables and not the effect of one variable on another variable. In descriptive research we are just describing our subjects in terms of one or more variables, while in correlatio

Functions of a research proposal Planning tool for the researcher Rough draft of the final research report Convincing others that your research is worth undertaking Demonstrating expertise and competency in your particular area of study