'Standard deviation 2' presentation slideshows

DESCRIPTIVE STATISTICS FOR ALGEBRA I

DESCRIPTIVE STATISTICS FOR ALGEBRA I. Mean, Standard Deviation, Mean Absolute Deviation and Z-scores. Mean.

697 views • 63 slides

Probability distributions - Examples Discrete Uniform

Probability distributions - Examples Discrete Uniform A number is chosen at random from the natural numbers between 1 and 50. What is the probability that a number over 30 is chosen? What is the expected value of the number chosen and what is the variance of numbers chosen?

656 views • 55 slides

Statistics Quick Overview

387 views • 38 slides

Independent Samples: Comparing Means

319 views • 31 slides

Standardized Testing

Standardized Testing. Basic Terminology. Evaluation: a judgment Measurement: a number Assessment: procedure to gather information. Norm-referenced General ability Compares people to people Selecting top candidates. Criterion-referenced Mastery Basic skills Prerequisites

1.72k views • 19 slides

Coefficient of Variation

Coefficient of Variation. The standard deviation divided by the mean *Shows variation relative to the mean. For samples: CVar =. s. ___. _ X. *100%. Comparing Coefficient of Variation. Stock A: Average price last year = $50 Standard deviation = $2 Stock B:

3.04k views • 15 slides

Outliers

Outliers. Outliers are data points that are not like many of the other points, or values. Here we learn about some tools to detect them. age. x = 22. 24 26 28. 16 18 20.

374 views • 15 slides

Seminar Eight Individual Z-Scores and Z-Score Patterns

270 views • 15 slides

Zscore

Zscore. age. x = 22. 24 26 28. 16 18 20.

202 views • 15 slides

GEO 243

GEO 243. Histograms and Contrast Stretching. raw. Standard deviation (2).

146 views • 6 slides