'Explained variance' presentation slideshows

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660 views • 57 slides

Overview

Overview. What is Factor Analysis? (purpose) History Assumptions Steps Reliability Analysis Creating Composite Scores. What is Factor Analysis?. A family of techniques to examine correlations amongst variables. Uses correlations among many items to search for common clusters.

774 views • 50 slides

Eof 500 mb

532 views • 42 slides

PCA for analysis of complex multivariate data

PCA for analysis of complex multivariate data. Interpretation of large data tables by PCA. In industry, research and finance the amount of data is often very large Little information is available a priori

495 views • 34 slides

Review of T-tests

459 views • 33 slides

Assessing a Local Ensemble Kalman Filter

442 views • 30 slides

Review of Terminology

444 views • 30 slides

Topics: Regression

Topics: Regression. Simple Linear Regression: one dependent variable and one independent variable Multiple Regression: one dependent variable and two or more independent variables. Correlation. A correlation describes a relationship between two variables

348 views • 26 slides

Topics: Regression

Topics: Regression. Simple Linear Regression: one dependent variable and one independent variable Multiple Regression: one dependent variable and two or more independent variables. Correlation. A correlation describes a relationship between two variables

343 views • 26 slides

A Provider-side View of Web Search Response Time

A Provider-side View of Web Search Response Time. Yingying Chen, Ratul Mahajan, Baskar Sridharan , Zhi -Li Zhang (Univ. of Minnesota) Microsoft. Web services are the dominant way to find and access information. Web service latency is critical to service providers as well. revenue -20%.

387 views • 25 slides

Review

What does covariance tell you? What it is a function of? What coefficient tells you the strength of the relationship? What is confidence a function of?. Review. What is the central limit theorem? What is a normal distribution? What inference does the central limit theorem help us with?.

382 views • 23 slides

An Improved Multivariate ENSO Index (MEI) - A Progress Report

An Improved Multivariate ENSO Index (MEI) - A Progress Report. Klaus Wolter and Michael Timlin NOAA-ESRL, Physical Science Division, and CIRES Climate Diagnostics Center; University of Colorado at Boulder klaus.wolter@noaa.gov http://www.mei.noaa.gov/.

352 views • 22 slides

Meteorological Environmental Research / Climatology Institute for Meteorology and Geophysics J.W. Goethe-University, Frankfurt /M., Germany. Statistical separation of natural and anthropogenic signals in observed surface air temperature time series.

287 views • 21 slides

Meteorological Environmental Research / Climatology Institute for Meteorology and Geophysics J.W. Goethe-University, Frankfurt /M., Germany. Statistical separation of natural and anthropogenic signals in observed surface air temperature time series.

213 views • 21 slides

ANOVA

ANOVA. Conceptual Review Conceptual Formula, Sig Testing Calculating in SPSS. ANOVA as extension of t-test. T-test = difference between two means Univariate/1 sample Population mean compared to sample mean Bivariate/2 sample

342 views • 20 slides

The Integrity of Data Management Responsible Conduct of Research Workshop

The Integrity of Data Management Responsible Conduct of Research Workshop. Howard University November 2, 2010. Peggy Carr, Ph.D. Associate Commissioner National Center for Education Statistics. 1. Overview of Statistical and Research Standards. 2.

248 views • 18 slides

Assessing Predictability with a Local Ensemble Kalman Filter

320 views • 15 slides

Prediction II

Prediction II. Assumptions and Interpretive Aspects. Assumptions of Regression. Normal Distribution Both variables should be normally distributed For non-normal distributions we use non-parametric tests Continuous Variables Variables must be measured with a interval or ratio scale

251 views • 14 slides

Local Predictability of the Performance of an Ensemble Forecast System

Local Predictability of the Performance of an Ensemble Forecast System. Liz Satterfield and Istvan Szunyogh Texas A&M University, College Station, TX Third THORPEX International Science Symposium Monterey California, 14-18 September 2009. Introduction.

237 views • 13 slides

ABSTRACT

ABSTRACT.

198 views • 9 slides