'Subjects designs' presentation slideshows

IS 4800 Empirical Research Methods for Information Science Class Notes Feb. 24, 2012

IS 4800 Empirical Research Methods for Information Science Class Notes Feb. 24, 2012. Instructor: Prof. Carole Hafner, 446 WVH hafner@ccs.neu.edu Tel: 617-373-5116 Course Web site: www.ccs.neu.edu/course/is4800sp12/. Observational Survey Experimental

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Multi-factor ANOVA and Multiple Regression

Multi-factor ANOVA and Multiple Regression. January 5-9, 2008 Beth Ayers. Thursday Session. ANOVA One-way ANOVA Two-way ANOVA ANCOVA With-in subject Between subject Repeated measures MANOVA etc. Comparisons of different designs. Some Terminology.

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Empirical Evaluation Assessing usability (with users)

Empirical Evaluation Assessing usability (with users). Agenda Evaluation overview Designing an experiment Hypotheses Variables Designs & paradigms Participants, IRB, & ethics Gathering data Objective; Subjective data Analyzing & interpreting results Using the results in your design.

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Choosing a Design

Choosing a Design. Pseudoexperimental and True Experimental Designs. Research Designs. Experimental designs are concerned with the manipulation of the IV and the measurement of its effect on the DV

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Experimental Design & Analysis

Experimental Design & Analysis. Analysis of Covariance; Within-Subject Designs March 13, 2007. Outline. Blocking vs. analysis of covariance ANCOVA Within-subject designs Greenwald. Randomized Block Design.

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Within Subjects Designs

Within Subjects Designs. AKA Repeated Measures Design Remember matched groups design? Allowed more power if you matched on correct variable Within Subjects Designs can be considered the ultimate way of matching. Reasons to use Within Subjects Designs. 1. Requires fewer subjects

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Repeated Measures ANOVA patterns over time

Repeated Measures ANOVA patterns over time. Case Study. One-Way Repeated Measures. One-way Repeated Measures Designs are used when: the same subjects are measured on 3 or more occasions the same subjects are exposed to 3 or more treatments

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Research Methods in Behavior Change Programs

Research Methods in Behavior Change Programs. Chapter 11. Accuracy of Data: Training and Monitoring Observers. Other procedures can enhance accuracy let observers know their accuracy will be checked use interobserver reliability procedures in training

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