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  All Sites - 827 items found, showing 501 to 550

  1. The Normal Distribution - Balasubramanian Narasimhan
    Normal distributions are a very important class of statistical distributions. All normal distributions are symmetric and have bell-shaped density curves with a single peak. Different values of mu and theta yield different normal density curves and hence ...more>>

  2. Northern Ireland Statistics and Research Agency (NISRA)
    The department of the United Kingdom government that collects statistics about Northern Ireland. Includes tables and graphs of key socioeconomic statistics, which are available for download as Lotus 123 worksheets; demographic data, available in Lotus ...more>>

  3. NOVA Teachers: Featured Teacher - PBS
    Teachers' featured stories of a lesson plan using one of the NOVA films. Lesson titles include: Students Inclined to Study Galileo, Exploring Research Bias, Placing Value on Maya Math, Teaching with Trebuchets, Bridges Form Foundation for Geometry Unit, ...more>>

  4. Now College - Online Math Courses and Tutorials - Now International
    An online learning company. Products are designed with video instruction, "real-time" whiteboard handwriting, graphics, animations, graphs, tables, and math notation. A complete high-school math program is planned. Currently, courses in trigonometry ...more>>

  5. NRICH Maths, the Online Maths Club - Univ. of Cambridge, UK
    A project that aims to establish a permanent national centre for curriculum enrichment to provide mathematical learning support for very able children of all ages. The learning and enjoyment of mathematics are promoted through an Internet Newsletter and ...more>>

  6. Null Science - Ivars Peterson - Science News Online
    A growing number of psychologists charge that their field needs to wean itself from the mindless application of certain statistical practices, especially a technique known as null hypothesis or significance testing, where the investigator typically gathers ...more>>

  7. Number Bender - Peter Esperanza
    Freely downloadable algebra, pre-calculus, and AP statistics presentations and worksheets by an Ed.D. candidate who has taught in China, the Philippines, and the U.S. ...more>>

  8. Number Loving - Laura Rees-Hughes and Sharon Derbyshire
    Freely downloadable PDFs, Microsoft Word documents, and PowerPoint presentations, organized by UK key stages, strands, and topics. The Number Loving blog offers new approaches for teaching maths and tips for classroom makeovers. Posts, which date back ...more>>

  9. Numberplay - The New York Times
    Mathematical, logical and scientific puzzles, with solution "recaps." The posts, by Gary Antonick and Pradeep Mutalik, have included "Surreal Hat Tricks," "The Puzzles of Pickover," "Prime Rib at Hogwarts," "Nim for (a) Change," "Phi - The Magic and the ...more>>

  10. Number Watch - John Brignell
    "All about the scares, scams, junk, panics, and flummery cooked up by the media, politicians, bureaucrats, so-called scientists and others who try to confuse you with wrong numbers." A site devoted to the monitoring of the misleading numbers that rain ...more>>

  11. Numeracy in the News - The Mercury/University of Tasmania
    Newspaper articles collected from the Tasmanian (Australia) metropolitan daily newspaper, The Mercury, to represent the five areas of the Chance and Data curriculum (Data Collection and Sampling, Data Representation, Chance and Basic Probability, Data ...more>>

  12. The Numerical Algorithms Group (NAG) - Oxford, UK
    Products and services; libraries for the solution of mathematical problems: numerical software; statistical software covering all areas of statistical computation; compilers, tools, and code coverters for developers and programmers, symbolic software ...more>>

  13. Numerical Analysis - Jean-Pierre Moreau
    Numerical analysis source code in BASIC, C++, FORTRAN, or Pascal. Program topics include real and complex roots, evaluation of Bessel functions, signal processing, matrices, and statistics. ...more>>

  14. Numerical Methods - Douglas N. Arnold; Mathematics Dept., Penn State University
    An extensive list of centers (including online services and search engines), individual libraries, other sites (general and specific), journals, books, online publications, and other resources for numerical methods. ...more>>

  15. Numerical Recipes in C: The Art of Scientific Computing - Books On-Line - Press, Teukolsky, Vetterling, Flannery; Cambridge University Press
    An on-line book available in Adobe Acrobat or PostScript formats that outlines the method of organizing a program, and then provides the methodology and (copyrighted) source code in the C programming language for: linear algebraic equations, interpolation ...more>>

  16. Occupational Outlook Handbook - U.S. Bureau of Labor Statistics (BLS)
    Career information and statistics about many different jobs, such as mathematicians. Each outlook includes a description of the nature of the work, working conditions, number of people in a field and sources of employment, training, other qualifications, ...more>>

  17. Occupational Outlook Quarterly Online - U.S. Bureau of Labor Statistics (BLS)
    A journal about jobs and careers covering new, emerging, and unusual occupations, training opportunities, salary trends, results of new studies, etc. Includes summaries and excerpts from articles, with full text available for download in PDF format and ...more>>

  18. Office for National Statistics - Government Statistical Service, United Kingdom
    The United Kingdom agency that coordinates national statistics. Tables of key social, economic, and environmental data, press releases, catalogue of publications, articles, and a newsletter. Information about the British census, including articles in ...more>>

  19. Oficina Nacional de Estadística - República Dominicana
    Información estadística y geográfica de la República Dominicana. Territorio; población; datos por provincia y municipios. (Tables of information about the Dominican Republic, including geography and population, for ...more>>

  20. ONLINE MATH: An Internet Mathematics Program - Larson, Neptune, Falvo; TDLC, a Division of Larson Texts, Inc.
    ONLINE MATH is a mathematics tutorial instruction program available through the Internet. Designed to help students improve their math skills in a self-paced environment, the program is mastery based, customizable, and includes readiness tests, cumulative ...more>>

  21. Online Math Help & Learning Resources
    Learn basic concepts behind arithmetic, algebra, geometry, statistics and set theory. Includes some SAT test preparation help, math games, math worksheets, math riddles, math quotes, math mnemonics and math trivia. ...more>>

  22. Online Resources - Georgia Tech School of Math
    Syllabi, course notes, problems, and Maple worksheets for single- and multi-variable calculus, linear algebra, statistics, and a Math for Management course (statistics, probability, sets, and some calculus). The site also contains sample exams for calculus ...more>>

  23. Online Tutor: Math, Science, Computers, Etc. - Morris Roth
    Online tutoring in math, physics, chemistry, biology, computer languages, English, and French. In-person tutoring in Tulsa, OK. ...more>>

  24. Open-Ended Assessment in Math - Cooney, Thomas J.; Sanchez, Wendy B.; Leatham, Keith; and Mewborn, Denise S.
    Over 450 open-ended, field-tested assessment items, distributed more or less equally among elementary, middle school, and high school grade levels. The questions relate to five major content areas, based on the NCTM Standards: number and operation; probability ...more>>

  25. Open-Ended Math Problems - Gwenn Holtz and Mary Lee Malen, Levering School and the Franklin Institute
    An eight-month slate of open-ended problems for middle school students to solve in preparation for standardized testing. The authors have composed and selected problems that lend themselves to multiple solution paths, and then organized them into three ...more>>

  26. OpenIntro - David Diez and Chris Barr, Co-Founders
    The OpenIntro Statistics textbook-- the inaugural effort from these makers of educational products that "are free, transparent, and lower barriers to education" -- comes with data sets for the statistics software package R; normal, t, and chi-square probability ...more>>

  27. Open Middle - Johnson, Nanette; and Kaplinsky, Robert
    "Open middle" problems, hints, and answers, all aligned to the Common Core State Standards (CCSS). Introduced by Dan Meyer, these kinds of math challenges have a "closed beginning," meaning that they all start with the same initial problem; a "closed ...more>>

  28. OpenStat4 (OS4) - Bill Miller
    A statistics package offering descriptive statistics such as central tendency and variability indexes, x-y plots, and frequency distributions; Pearson product-moment correlations and partial correlations; analyses of variance including 1-, 2- and 3-way ...more>>

  29. OpsResearch - DRA Systems
    A collection of Java classes for developing operations research programs and other mathematical applications. The site includes documentation and tutorials, and software download is free. Also features a bookstore and related links. ...more>>

  30. Our Backpack Data: Making Conclusions from Graphs - William Thill
    Students match different statistical questions from backpack data to an appropriate visual display. They choose graphs to answer the questions and make well-justified conclusions about each question. As an extension, students may create a new question, ...more>>

  31. OzGrid Business Applications - Dave Hawley
    Focus on Microsoft Excel and Spreadsheet applications, with over 4000 pages (and growing) of information. Newsletter, most popular productgs, templates, books, question and answer forum. ...more>>

  32. Pages Mathématiques - Lycée de Vienne Saint-Romain-En-Gal (académie Grenoble)
    Une série de cours de mathématiques: Géométrie du triangle; Transformations; Géométrie des cercles; Barycentres; Coniques et courbes; Solides; Statistiques; Fractales; Géométrie non euclidienne; ...more>>

  33. Palestinian Central Bureau of Statistics (PCBS) - The Palestinian National Authority
    The agency that collects official statistics for Palestine. Tables of key social, economic and demographic statistics are online; some are available for download, or are linked to methodological information. Site also includes census information, list ...more>>

  34. Paper Toss Shootout (SMILE) - Edwina R. Justice, Gunsaulus Scholastic Academy
    A lesson for grade 8 designed to teach students to use class data to calculate percentages; participate in a group activity; relate this activity to NBA (National Basketball Association) stats; and calculate select percentages for NBA Finals data. From ...more>>

  35. Parabolic Path to a Best Best-Fit Line - Jeff Reinhardt and Joe Simons
    To find the best best-fit line for a set of data, students will determine the line that minimizes the sum of the squared deviations from the observed data to that line. This activity uses dynamic statistical software (Fathomô 2) to engage students in ...more>>

  36. Parallel Applications in Statistics and Economics (PASE)
    Announcements of meetings, previous PASE workshops and where conference proceedings are published. Subjects: parallel algorithms and artificial neural networks; dynamical chaotic systems and fuzzy logic; stochastic optimization concepts; genetic algorithms ...more>>

  37. Passy's World of Mathematics
    Lesson outlines by this Australian-born math teacher include Venn diagram word problems, combining like terms, translate word equations, and isometric drawing and 3d cubes; PowerPoint presentations include traversable networks, sharing using ratios, real ...more>>

  38. Pat Thompson's Home Page - Patrick W. Thompson
    Research on students' development of algebra and calculus ideas in grades 3-16, on the nature of multiplicative reasoning and its role in learning sophisticated mathematical ideas, and on teaching and learning statistical and probabilistic reasoning. ...more>>

  39. Peanut Software for Windows - Rick Parris
    Abstracts and links for downloading free mathematics software: Wingeom (high-precision geometric constructions); Winplot (general-purpose plotting utility); Winstats (scatter plots, curve fitting, histograms, statistical data, and standard theoretical ...more>>

  40. Pearson Learning - Dale Seymour Publications
    A leading publisher of educational materials, emphasizing math, science, and the arts. The site contains: an online catalog; math curricula include: CMP (the Connected Mathematics Project) and Investigations (Investigations in Number, Data, and Space, ...more>>

  41. Peter Doyle - Mathematics, Univ. of California at San Diego
    Advanced tutorials, proofs and papers, mostly statistics, probability, geometry, and graph theory, but with examples from other mathematics areas as well. Don't miss Dr. Doyle's Flip Flops. ...more>>

  42. Physics Forums
    Discussions emphasize physics, but "PF" also includes an entire directory on mathematics: General Math; Calculus & Analysis; Differential Equations; Linear & Abstract Algebra; Topology & Geometry; Set Theory, Logic, Probability, and Statistics; ...more>>

  43. Pick a number from 1 to 10 ... for SCIENCE! - Alec Perkins
    "When asked 'pick a number from 1 to 10,' people tend to pick certain numbers more than others, in particular 7 and 4 over the extremes...." Participate by choosing your own number; see bar graphs and line plots of data submitted thus far according to ...more>>

  44. Picking Winners - Ivars Peterson (MathTrek)
    One of the attractive features of spectator sports is the uncertainty of the outcome. Even when one team is overwhelmingly favored to win, the underdog may still come through with a surprising victory. Nonetheless, the ability to pick winners can be of ...more>>

  45. Pitfalls of Data Analysis - Clay Helberg
    Subtitled "... or How to Avoid Lies and Damned Lies," this paper discusses what people "often overlook in their data analysis, and ways people sometimes 'bend the rules' of statistics to support their viewpoint." Tips to ensure the clarity and accuracy ...more>>

  46. PlaneMath - InfoUse, in cooperation with NASA
    Materials for elementary school students about math and aeronautics, designed to stimulate and motivate students with physical disabilities in grades 4-7 to pursue aeronautics-related careers via the development and delivery of accessible math education ...more>>

  47. Play Ball (SMILE) - Roslyn N. Matthews, South Shore High School
    A baseball lesson designed to teach students to compute batting and earned run averages; given general dimensions of the playing field and some equipment, change the units to the metric system; find the diagonal distance from 3rd base to 1st base; and ...more>>

  48. Pop Clock - Susan Boone
    A lesson on data collection, problem solving, research skills, interpolation of data. Students review the Census Bureau's home page on the Internet and gather data regarding trends in population. They study these data and make predictions of future populations, ...more>>

  49. The post-IMO97 web page - Olimpíada Matemática Argentina
    Problems and results from the math olympics held in Argentina in July, 1997. Available in English and Spanish, with problems also in French, Russian, German, and a host of other languages. ...more>>

  50. The Power of One - Robert Matthews, The New Scientist
    Benford's law demands that around 30 per cent of the numbers in a given data set will start with a 1, 18 per cent with a 2, right down to just 4.6 per cent starting with a 9. This essay provides a mathematical history behind the counterintuitive law, ...more>>


 
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