'Percentile ranks' diaporamas de présentation

1.13k views • 100 slides

PTTE 434 Quality Organization & Management J. R. Wixson - Instructor

PTTE 434 Quality Organization & Management J. R. Wixson - Instructor. Ch 10: Basic Concepts of Statistics and Probability. Class Objectives. Learn about the standard normal distribution Discuss descriptive and inferential statistics Learn how to calculate proportions under the normal curve.

907 views • 77 slides

Norms and Basic Statistics

Norms and Basic Statistics. Cal State Northridge ? 427 Andrew Ainsworth PhD. Statistics AGAIN?. What do we want to do with statistics? Organize and Describe patterns in data Taking incomprehensible data and converting it to: Tables that summarize the data Graphs

1.5k views • 63 slides

Interpreting Achievement Results

616 views • 50 slides

BRIEF Authors

753 views • 47 slides

Chapter 2: Frequency Distributions

Chapter 2: Frequency Distributions. Frequency Distributions. After collecting data, the first task for a researcher is to organize and simplify the data so that it is possible to get a general overview of the results. This is the goal of descriptive statistical techniques.

655 views • 29 slides

Scales, Transformations, & Norms

295 views • 29 slides

Ch. 4 : Test Scores and How to Use Them

Ch. 4 : Test Scores and How to Use Them. Dr. Julie Esparza Brown SPED 512/Diagnostic Assessment Portland State University Winter, 2013. Basic Quantitative Concepts. Four Scales of Measurement

292 views • 29 slides

FMCSA Duluth Superior Transportation Association March 21 , 2012 Dan Drexler

FMCSA Duluth Superior Transportation Association March 21 , 2012 Dan Drexler . 1. Topics. Overview of CSA investigative process R ulemakings / P olicy / Initiatives FYI. What is CSA?.

379 views • 26 slides

Maximizing Predictive Accuracy of District Benchmarks

332 views • 25 slides

Chapter 6: Probability

Chapter 6: Probability. Probability. Probability is a method for measuring and quantifying the likelihood of obtaining a specific sample from a specific population. We define probability as a fraction or a proportion.

328 views • 17 slides

Pseudo Self Test

228 views • 16 slides

Assessment of Learning: Test Design and Administration Factors That Affect Student Performance

Assessment of Learning: Test Design and Administration Factors That Affect Student Performance. Rita Czaja and Scottie Barty Northern Kentucky University Highland Heights, KY. Research Motivation. New AACSB accreditation standards Unexpected results on department’s self-assessment test.

263 views • 12 slides

Chapter 2 Modeling Distributions of Data

Chapter 2 Modeling Distributions of Data. 2.1 Describing Location in a Distribution. Percentile Ranks. A particular observation can be located even more precisely by giving the percentage of the data that fall at or below the observation.

272 views • 12 slides

Percentiles Ranks are Descriptive

Percentiles Ranks are Descriptive. Kin 175 Spring 2010 Emily H. Wughalter, Ed.D . Professor. What are norms?. Norms are predetermined performance standards. Norms are good because the give everyone a chance to be excellent. Norms should be changed about every three years.

231 views • 9 slides

Percentile Rank

3.17k views • 8 slides

Basic Concepts of Measurement

299 views • 7 slides