 Ejercicios Resueltos de Matemáticas  Sergio De Los Santos
Ejercicios resueltos para bajar (en forma Excel): Fórmulas, Aritmética; Álgebra; Trigonometría; Geometría analítica; Cálculo, Estadística, y Física.
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 Ejercicios y Problemas de Matemática  Pablo Mateus
Ejercicios y problemas de números (natural, entero, racional, real), estadística, ecuaciones, funciones, análisis combinatorio, probabilidad, trigonometria, geometria, y más. También, um glosario y consejo sobre pruebas
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 The Electronic Encyclopedia of Statistical Exercises and Examples
Supplementing introductory textbooks, the Electronic Encyclopedia of Statistical Exercises and Examples (EESEE) comprises over 80 "realworld" stories, or examples, about the uses and abuses of statistics and statistical inference, drawn from published
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 Elementary Math Enrichment  Beth Schaubroeck
Free mathematics enrichment materials for accelerated 4th and 5th graders. The 70 lessons, grouped into 12 different units, include solutions and teacher guides: Ancient Mathematics (Mayan math, in base 20; and Egyptian math, which lacks zero), Baseball
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 Elementary Resources: Math  Iram Khan and James Horner, CanTeach
CanTeach was created to assist teachers in finding and using resources online. The authors have emphasized lesson plans, resources, and links which have a Canadian focus. The elementary math resources are organized into these categories: numbers, patterns
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 Elementary Thoughts: A Collection of Gail's Responses  Gail Englert
A collection of Gail Englert's responses to questions from elementary and middle school teachers, parents, and students, in the Teacher2Teacher service. Covers a wide range of elementary mathematics topics, as well as teaching points.
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 The EMPower Project  TERC
Extending Mathematical Power: A Math Curriculum for Adults, extends school mathematics reform to currently underserved populations so that they more effectively engage mathematical demands at work, at home as parents and caregivers, in the community,
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 Encarta Online  Microsoft Corporation
Browse or search for math lessons and activities for K12 students and teachers, from problem solving to probability and more.
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 ENT: A Pseudorandom Number Sequence Test Program  John Walker
A program that performs various tests on a number sequence to analyze its degree of randomness. Download includes the MSDOS file ent.exe, C++ source code, and a Makefile to run ent in Unix. Links to a Java chisquare calculator.
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 ESAIM: P&S  Probability and Statistics  EDP Sciences
An electronic journal created to publish original research and survey papers in the area of probability and statistics, covering theoretical and practical aspects in any field of these domains. Of particular interest are methodological developments with
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 ESCOT (Educational Software Components of Tomorrow) Problems of the Week  Math Forum
An interactive problem of the week service offered from 1999 until 2001. ESCOT is an NSFfunded research grant that developed interactive Java applets to help middle school learners understand typically difficult math concepts, for example, fractions
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 Estadistika  SINCOW
Software for statistical analysis written in PHP: includes measures of central tendency, frequency distributions, median, mode, average, graphic results, surveys online. Free trial version. Free online calculator also available.
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 EuclideanSpace  Martin Baker
Introductions to algebra, geometry, calculus, discrete math, and statistics, particularly where relevant to 3D programming. In each subsection, Baker lays out notation and defines key terms to the right, in grey boxes with brown headers.
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 Eurostat
The statistical office of the European Union, Eurostat collects statistics about European Union member countries, their neighbors, and their trading partners worldwide. Includes an introduction to Eurostat, selected socioeconomic figures including data
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 Every Day Counts with PFK Consultants  Pasty F. Kanter
An elementary math education company offering staff development workshops based on author Patsy F. Kanter's "Every Day Counts" family of products (published by Great Source Education Group). The workshops focus on making math a daily activity, encouraging
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 Everyday Mathematics: A Parent's Handbook K5  Oswego School District
Classroom routines, standards by grade level, examples, glossary, and other resources. Learn about number families, number stories, games such as factor captor, and algorithms such as addition by partialsums, subtraction by countingup, lefttoright,
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 Exactly How Is Math Used In Technology?  Mathematics Dept., British Columbia Institute of Technology
A table of examples of how various areas of mathematics are applied to various areas of technology. Areas of technology include biomedical engineering, food technology, building technology, chemical sciences, civil and structural engineering, graphics
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 Excel For Introductory Statistical Analysis  Prof. Hossein Arsham; University of Baltimore
An introduction to the basics of Excel and how to use it for statistical analysis.
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 Expected Value: Temperature of a Point on a 2D Plate (MSTE)  Ed Malczewski; University of Illinois at UrbanaChampaign (UIUC)
Find the temperature at a particular point of a rectangular plate using statistical methods. It is assumed that the temperature of the edges as well as the dimensions of the plate are known. The lesson includes a program that will run on Resampling Stats,
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 ExperSim: Experimental Simulations  McClelland, Polson; University of Colorado
Generate simulated experimental data for four studies  Imprinting in Precocial Birds (Rajecki), The Etiology of Schizophrenia (Main), Motivational Factors in Routine Performance (Mueller), and Social Facilitation (Rajecki & HalsteadNussloch). For
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 Exploring Data  Math Forum/USI
Pages for finding and displaying data sets, designed to support workshops on statistics given by the Math Forum for the Urban Systemic Initiative in Philadephia and San Diego. Included are: links by level to relevant statistics Standards (NCTM, California,
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 Exploring Histograms (iMath Investigations)  Illuminations; National Council of Teachers of Mathematics (NCTM)
An online, interactive, multimedia math investigation. A histogram is a standard way of representing a collection of data. The interactive tool contained in this iMath investigation allows students to create their own sets of data and examine how various
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 Exponential Fit: Running to Conclusions (MSTE)  Ed Malczewski; University of Illinois at UrbanaChampaign (UIUC)
A lesson that explores the process of finding the best fitting exponential curve to sets of data like the world record times for running the mile. Requires Internet access, a bag of Skittles, and Microsoft Excel. Analyze exponential fit for population
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 Fail Early and Often  Andy Pethan
Blog by a Rochester (Minnesota) teacher. Posts, which date back to December, 2013, have included "Mindset on failure," "Moneyballing employee hiring," "Cutting down feedback cycles," "Seeking in the MTBoS," and "TMC folks like to play." Pethan also offers
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 FanGraphs
Major and minor league baseball statistics and analysis, including graphs, splits, game logs, play logs, spray charts, plate discipline, PITCHf/x, strike zone heat maps, and more for every ballplayer and team.
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 Fathom and Tinkerplots  Math Forum
A discussion group to foster communication within the Fathom and Tinkerplots user community. Topics appropriate for discussion include how to use Fathom and Tinkerplots effectively in teaching mathematics, statistics, and data analysis; problems (both
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 Federal Reserve Bank of Philadelphia
The Federal Reserve Bank has nine billion dollars in its vaults, and on an average day it destroys $20 million in unfit currency. At the Money in Motion exhibit you can explore the theoretical and mathematical realms of interest rates, inflation, and
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 Federal Statistical Office Germany
The statistics department of the German government. Press releases; socioeconomic data, with brief articles and key statistics; tables of recent economic figures; population data for other countries; the purchasing power of the deutschemark. Methodological
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 Figshare
"Get credit for all your research" with Figshare, which allows researchers to publish their data in a citable, searchable and sharable manner. Figshare's creative commons licensing especially facilitates the sharing of null results, thereby avoiding publication
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 Financing Retirement Payments in the Future in Austria: Some Scenarios  Erich Neuwirth
An interactive spreadsheet to download for studying the effects of changing the retirement age. (Microsoft Excel 5.0 or higher must be installed on your computer.) The key number for judging the financiability of a retirement payment system is the ratio
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 Finite Mathematics & Applied Calculus Resource Page  Waner, Costenoble; Hofstra University
Online interactive tutorials  Algebra Review, Finite Mathematics, and Calculus  based on Finite Mathematics Applied to the Real World, Calculus Applied to the Real World, and Finite Mathematics and Calculus Applied to the Real World. Topic Summaries;
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 Fisher's Exact Test  Øyvind Langsrud
A calculator for testing statistically whether there is any relation between two categorical variables (with two levels). With examples.
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 Flash Demos for Understanding Statistics  G. Donald Allen, Texas A&M University
Dynamic demonstrations to help foster an understanding of the graphing and variance for data sets. Create a histogram and show the variance; show the mean, variance, and correlation of selfselected data points; understand variance by creating data sets;
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 Food Counts (MatheMUSEments!)  Ivars Peterson (Math Muse for Kids)
You tear open a package of M&M's chocolate candies. Fiftyseven little candies spill out. You notice that certain colors are more common than others. You might count 7 brown, 17 red, 18 yellow, 6 green, 5 orange, and 4 blue candies in this bag. Does
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 Fractals in Science: Simulations  Center for Polymer Studies, Boston University
Handson activities, laboratory experiments, and interactive visualization programs that encourage students to explore how fundamentally random microscopic events can give rise to fractal macroscopic patterns. An image gallery and fractal related software
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 Freakonometrics  Arthur Charpentier
Blog by a Montreal professor of actuarial science "addicted to R." Posts, which date back to March, 2007, have included "Dynamic dependence ordering for Archimedean copulas and distorted copulas," "Pricing catastrophe options in incomplete markets," "Estimation
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 Frequently Asked Questions in Business Statistics  Jian Chen
Why should I study business statistics? Why is an average calculated? Why is a standard deviation calculated? Why are histograms calculated? Why are we concerned with samples and sampling in data analysis? Why calculate a correlation coefficient? Why
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 Futility Closet  Greg Ross
"An idler's miscellany of compendious amusements." Math posts, which date back to January, 2005, have included puzzles, curios, and trivia from the lives of famous mathematicians  all "selfcontained and written as concisely as possible"  such as
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 Future of Math  Jamie Tubbs
This site supports the use of blogs, digital cameras, digital portfolios, discussion forums, spreadsheets, and other digital media to enhance student understanding of mathematics. Find suggestions on how to teach with journals, problemsolving, learning
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 Future School
Developer of educational software, online tutoring, and home schooling courses. Video tutorials. Sample lessons and ordering information available.
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 Gamelan  The Official Java Directory  EarthWeb, Inc.
Gamelan's primary mission is to serve as a central registry and directory of Java resources. Much like Yahoo!, Gamelan collects links to resources stored on other sites across the Web. However, unlike Yahoo!, Gamelan's mission is specific  Gamelan collects
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 Gapminder  Hans Rosling
"Fact tank" Gapminder promotes a fact based world view through software called Trendalyzer, which "unveils the beauty of statistical time series by converting boring numbers into enjoyable, animated and interactive graphics."
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 Gary Haynes  Gary Haynes
Course syllabi, lesson plans, homework, and objectives. Visit "Tangrams and Other Games" for an interactive tangram story and a Flash presentation on how to develop an understanding of functions through the use of the motion sensor.
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 Gary Ramseyer  Dept. of Psychology, Illinois State University
A professor of psychology, specializing in statistics and measurement. His site features the First Internet Gallery of Statistics Jokes and a column on statistical topics of interest, with an archive. Columns include: the birthday problem (given a room
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 GEM: Gateway to Educational Materials  National Library of Education (NLE)
A database for education links, intended to be more useful for teachers than a search engine. It records the resources of its consortium members (information on joining the consortium is available onsite). Users are able to: browse through lists organized
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 Gender Equity in Sports  Curtis, Grant; University of Iowa
A resource for investigating the state of affairs in interscholastic or intercollegiate sport. The content and data are primarily based on
an ongoing project being maintained by Mary C. Curtis and Dr. Christine H.B. Grant at The University of Iowa. Downloadable
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 General Register Office for Scotland
The department of the United Kingdom that registers births, marriages, deaths, divorces and adoptions in Scotland, and carries out periodic censuses of Scotland's population. Tables of "vital information," population data, and common names may be found
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 The Genome Multimedia Site  Brandeis University
An interactive course that introduces how some concepts of probability theory (combinatorics, mutation), information theory (bit definition, entropy), alignment theory (programming, scoring, matrices), and statistics (populations and samples, histograms,
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 Get Help With Your Math Homework  Cramster.com
Find homework solutions from text books, lecture notes, and solved exams written by college professors for their courses. Subscription fees required. Ask questions and answer other members' questions "for self practice, karma points and goodwill" on the
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 Getsmarter.org  Council on Competitiveness
A free web site designed to help improve math and science education. Interactive quizzes, games, and tutorials allow students to learn more about specific topics and improve their skills. MSTV, a series of interactive modules, shows how math and science
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