'2 standard deviations' presentation slideshows

Statistics in Medical Research

2.2k views • 135 slides

Econ 240A

Econ 240A. Power 6. The Challenger Disaster. http://onlineethics.org/moral/boisjoly/RB-intro.html. The Challenger. The issue is whether o-ring failure on prior 24 prior launches is temperature dependent They were considering launching Challenger at about 32 degrees

1.1k views • 83 slides

Normal Distribution

Normal Distribution. Normal distributions are a family of distributions that have the same general shape. They are symmetric with scores more concentrated in the middle than in the tails Normal distributions are sometimes described as bell shaped. The area under each curve is the same.

7.02k views • 76 slides

E xploratory Data Analysis ( Descriptive Statistics )

683 views • 60 slides

AP STATS EXAM REVIEW

AP STATS EXAM REVIEW. Chapter 2. Chapter 1 . Chapter 3 and Chapter 4 . Chapter 5. Chapter 6. 100. 100. 100. 100. 100. 200. 200. 200. 200. 200. 300. 300. 300. 300. 300. 400. 400. 400. 400. 400. 500. 500. 500. 500. 500.

622 views • 53 slides

Measures of Dispersion

Measures of Dispersion. 9/24/2013. Readings. Chapter 2 Measuring and Describing Variables (Pollock) (pp.37-44) Chapter 6. Foundations of Statistical Inference (128-133) (Pollock) Chapter 3 Transforming Variables (Pollock Workbook). Opportunities to discuss course content.

638 views • 52 slides

Psych 5500/6500

Psych 5500/6500. Standard Deviations, Standard Scores, and Areas Under the Normal Curve. Fall, 2008. Standard Deviation.

484 views • 39 slides

Chapter 9 Hypothesis Testing

507 views • 36 slides

Sepsis

Sepsis. Presentation to Clinical Officers at Lewanika Hospital in Mongu Western Zambia [via Skype] February 2014 Dr Glynn Jones on behalf of OKAZHI. Goals of this presentation.

880 views • 31 slides

Normal Distributions (aka Bell Curves, Gaussians)

449 views • 30 slides

The Normal Distribution

484 views • 28 slides

The Normal Distribution

320 views • 28 slides

Fundamental Economic Concepts

Fundamental Economic Concepts. Demand, Supply, and Equilibrium Total, Average, and Marginal Analysis Finding the Optimum Point Present Value, Discounting & Net Present Value Risk and Expected Value Probability Distributions Standard Deviation & Coefficient of Variation

410 views • 27 slides

BIOSTATISTICS -III

BIOSTATISTICS -III. GENERALIZATION OF RESULTS OF A SAMPLE OVER POPULATION. RECAP. Types of data, variables , and scales of measurement Types of distribution of data , the concept of normal distribution curve and skewed curves Measures of central tendency (mean, median, mode)

520 views • 26 slides

Boxplots

427 views • 24 slides

Fundamental Economic Concepts

Fundamental Economic Concepts. Chapter 2 Total, Average, and Marginal Analysis Finding the Optimum Point Present Value, Discounting & Net Present Value Risk and Expected Value Probability Distributions Standard Deviation & Coefficient of Variation Use of a z -value

367 views • 17 slides

Standardized Scores (Z-Scores)

Standardized Scores (Z-Scores). By: David Ruff. Z-Score Defined. The number of standard deviations a raw score (individual score) deviates from the mean. X - X s x where : Z x = standardized score for a value of X = number of standard deviations a raw score (X-score)

615 views • 14 slides

Data from Argo profilers and Line-P (Freeland and Robert) Images by Bill Crawford

Data from Argo profilers and Line-P (Freeland and Robert) Images by Bill Crawford. Data from Argo profilers and Line-P (Freeland and Robert) Images by Bill Crawford. Data from Argo profilers and Line-P (Freeland and Robert) Images by Bill Crawford.

217 views • 14 slides

Aim: How do we apply the characteristics of normal distribution?

374 views • 14 slides

Normal Distributions

Normal Distributions. 2013. 10. Normal distribution. ????? ?. ???? ???? ?? ?? ??? ??? 4 ?? ???? ? ???? ?? ??? ??? ?. Properties of Normal Distribution Curve. The normal (distribution) curve

240 views • 13 slides