• Chapter 12 Quantitative analysis of textChapter 12 Quantitative analysis of text

    Study of texts or messages is central to the communication discipline Two data collection and analytical methods Content analysis Interaction analysis

    pptx18 trang | Chia sẻ: thanhlam12 | Ngày: 05/01/2019 | Lượt xem: 626 | Lượt tải: 0

  • Chapter 11 Testing for relationshipsChapter 11 Testing for relationships

    Basic assumptions Data collected from sample to draw conclusion about population Data from normally distributed population Appropriate variables are selected to be tested using theoretical models Participants randomly selected

    pptx19 trang | Chia sẻ: thanhlam12 | Ngày: 05/01/2019 | Lượt xem: 750 | Lượt tải: 0

  • Chapter 10 Testing for DifferencesChapter 10 Testing for Differences

    Inferential statistics Statistical test used to evaluate hypotheses and research questions Results of the sample assumed to hold true for the population if participants are Normally distributed on the dependent variable Randomly assigned to categories of the IV

    pptx27 trang | Chia sẻ: thanhlam12 | Ngày: 04/01/2019 | Lượt xem: 676 | Lượt tải: 0

  • Chapter 09 Descriptive statistics, significance levels, and hypothesis testingChapter 09 Descriptive statistics, significance levels, and hypothesis testing

    Normal curve Also known as bell curve A theoretical distribution of scores Majority of cases distributed around the peak in the middle Progressively fewer cases moving away form the middle Symmetrical – one side mirrors the other Mean, median, and mode have the same value

    pptx17 trang | Chia sẻ: thanhlam12 | Ngày: 04/01/2019 | Lượt xem: 607 | Lượt tải: 0

  • Chapter 08 Surveys and questionnairesChapter 08 Surveys and questionnaires

    Most commonly used quantitative method Used for obtaining information about what people do, and respondents’ attitudes or characteristics In experimental, quasi-experimental, and descriptive research designs

    pptx16 trang | Chia sẻ: thanhlam12 | Ngày: 04/01/2019 | Lượt xem: 584 | Lượt tải: 0

  • Chapter 07 Quantitative Research DesignsChapter 07 Quantitative Research Designs

    The experimental framework Used to determine causation Conducted in lab or other controlled setting To control for extraneous influences Independent variable is manipulated by researcher Participants randomly assigned to conditions or treatments

    pptx17 trang | Chia sẻ: thanhlam12 | Ngày: 04/01/2019 | Lượt xem: 576 | Lượt tải: 0

  • Chapter 06 Populations, samples, and sample sizeChapter 06 Populations, samples, and sample size

    In creating a sample -- Researchers make choices: Who to collect data from? What to collect data about? How much data to collect?

    pptx12 trang | Chia sẻ: thanhlam12 | Ngày: 04/01/2019 | Lượt xem: 654 | Lượt tải: 0

  • Chapter 05 MeasurementChapter 05 Measurement

    Measurement is -- The use of numbers as a tool for identifying and presenting information The process that links the conceptual to the empirical Necessary to conduct quantitative research

    pptx15 trang | Chia sẻ: thanhlam12 | Ngày: 04/01/2019 | Lượt xem: 627 | Lượt tải: 0

  • Chapter 04 Introduction to quantitative researchChapter 04 Introduction to quantitative research

    Quantity is the unit of analysis Amounts Frequencies Degrees Values Intensity Uses statistics for greater precision and objectivity Based on the deductive model

    pptx19 trang | Chia sẻ: thanhlam12 | Ngày: 04/01/2019 | Lượt xem: 606 | Lượt tải: 0

  • Chapter 03 Research ethicsChapter 03 Research ethics

    All researchers, even students, have a responsibility to conduct ethical research Participants in research studies should know and understand their rights and responsibilities Ethical considerations are part of the design of the research project

    pptx16 trang | Chia sẻ: thanhlam12 | Ngày: 04/01/2019 | Lượt xem: 602 | Lượt tải: 0