'Nominal data' diaporamas de présentation

Econ 299 Quantitative Methods in Economics

Econ 299 Quantitative Methods in Economics. Economic Data Calculus and Economics Basics of Economic Models Advanced Calculus and Economics Statistics and Economics Econometric Introduction. Lorne Priemaza, M.A. Lorne.priemaza@ualberta.ca.

2.33k views • 142 slides

Intro to Research in Information Studies

873 views • 72 slides

Measurement

Measurement. To collect data, you need to have something to measure. Measurement is the process of assigning numbers or scores to characteristics or attributes of the objects or people people of interest. Variables.

649 views • 63 slides

Basic Statistics

801 views • 62 slides

Chapter 14

761 views • 47 slides

883 views • 47 slides

Model Building

Model Building. Chapter 9 Supplement. Introduction. Regression analysis is one of the most commonly used techniques in statistics. It is considered powerful for several reasons: It can cover a variety of mathematical models linear relationships. non - linear relationships.

636 views • 38 slides

??? Spring 2004

??? Spring 2004. ??????????? ???2004? 5 ? 18 ? ??????????. Chapter 19 Nonparametric Methods . Sign Test Wilcoxon Signed-Rank Test Mann-Whitney-Wilcoxon Test Kruskal-Wallis Test Rank Correlation. Nonparametric Methods.

475 views • 36 slides

Practical Statistics

663 views • 29 slides

Chi-square test

Chi-square test. FPP 28. More types of inference for nominal variables. Nominal data is categorical with more than two categories Compare observed frequencies of nominal variable to hypothesized probabilities One categorical variable with more than two categories

658 views • 25 slides

Descriptive Statistics: Correlation

Descriptive Statistics: Correlation. Describes the relationship between two or more variables. Describes the strength of the relationship in terms of a number from -1.0 to +1.0. Describes the direction of the relationship as positive or negative. Types of Correlations.

434 views • 24 slides

Unit 5: Correlation

Unit 5: Correlation. Practitioners Work in Online Calculator , Excel, or SPSS. Photo source: http://media.photobucket.com/image/leader/kbardes/CELEBRATE-THE-LEADER-COLOR.jpg. Error: All research has errors.

338 views • 23 slides

Envisioning Information

Envisioning Information Lecture 2 Simple Graphs and Charts Ken Brodlie School of Computing University of Leeds Lecture Outline Preliminaries Definitions Datatypes Simple Data Presentation Graphs and charts Basic Datatypes correspond to different levels of measurement Data can be:

852 views • 21 slides

Initial Data Analysis

699 views • 20 slides

Fundamentals of Measurement by Michael Everton (mxe06u)

315 views • 14 slides

Descriptive Statistics

510 views • 13 slides

Descriptive Statistics

217 views • 13 slides

Determining and Interpreting Associations between Variables

Determining and Interpreting Associations between Variables. Cross-Tabs Chi-Square Correlation. Types of Relationships between Variables. Non-monotonic - there is no direction to the relationship. Monotonic - there is a general direction of the relationship. Increasing - +ve relation.

211 views • 12 slides

Communication Audits

Communication Audits. Chapter 9 Phase 4: ECCO Analysis. ECCO Analysis. Episodic Communication Channels in Organizations

403 views • 10 slides