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1.2.9 Pie charts and bar charts: summary

Two common display methods for data relating to a set of categories have been introduced in this section. In a pie chart, the number in each category is proportional to the angle subtended at the centre of the circular chart by the corresponding ‘slice’. In a bar chart, the number in each category is proportional to the length of the corresponding bar. The bars may be arranged vertically or horizontally, though it is conventional to draw them vertically where the labelling of the chart ma
Author(s): The Open University

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3.5 More examples of percentages

In lots of everyday situations percentages are used to make predictions and comparisons.

Example 14

The number of casualties handled by the outpatients department of a hospital increases by approximately 8% per year. The number of casualties this year was 1920. Make a prediction for the number
Author(s): The Open University

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Except for third party materials and/or otherwise stated (see terms and conditions) the content in OpenLearn is released for use under the terms of the Creative Commons Attribution-NonCommercial-Share

When Humans Were Scarce - Yale
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Bach - Brandenburg Concertos No.1 - ii: Adagio
This is a live video of the Freiburg Baroque Orchestra playing Bach's "Brandenburg Concertos No.1 - ii: Adagio." They are playing in some sort of majestic hall. Period instruments are used. (3:46)
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"Monsters to Destroy: Bush's War on Terror and Sin" (video)
ira chernus posterA talk by Ira Chernus, Professor of Religious Studies, University of Colorado-Boulder on his book, Monsters to Destroy. From the World Beyond the Headlines Series.
Author(s): The Center for International Studies at the Univer

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Business English: Researching a new location
Do you want to relocate to the UK? This unit will help you with the language difficulties that can arise while providing assistance with the practicalities of taking the decision to relocate. You will also examine the factors that influence that decision including its impact on all those connected with the company from employees to suppliers and customers.Author(s): Creator not set

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Del Mar College was named a "Friendly Military School" for the "2013 Guide To Military Friendly Schools" by G.I. Jobs magazine. The honor puts Del Mar in the top 20 percent of all schools nationwide in serving U.S. military veterans through higher education. This segment of the "DMC Upside" television program was featured in the December 2012 edition, which airs on cable channel 19 in Corpus Christi. The "DMC Upside" is produced by DMC TV.
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The Rapture Family
Teachers are advised to review content:
Bill Wiggins film about a family’s dedication to producing the religious drama “In the Rapture”; accompanies his film of that drama
Drama, Music, Religion, African American Culture / Midwest / 1976
59 minutes

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By: thenatureexplorers With elevations ranging from 5000 feet with a Chihuahuan Desert ecosystem to mixed conifers at 9000 feet, the South Mogollon Rim is comprised of many diverse species of plants and animals from ducks to lizards.
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Visualizing Political Struggle in the Middle East [Audio]
Speaker(s): Lina Khatib | Marking the publication of Lina Khatib's latest book Image Politics in the Middle East: The Role of the Visual in Political Struggle, this lecture focuses on the evolution of political expression and activism in the Middle East over the past decade, highlighting the visual dimension of power struggles between citizens and leaders in Arab countries undergoing transition.Lina Khatib is the co-founding head of the Program on Arab Reform and Democracy at Stanford University
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Spanish Review Course
The ALTEC Spanish Refresher is a self-paced non-credit online Spanish review course. The course used to be teacher-led but was transformed into a free self-paced course in 2014.  The course reviews important aspects of the curriculum of the first two years of college Spanish while giving students a head start on third year courses. Every week deals with a new cultural topic and provides students with opportunities to engage in a variety of speaking, writing, reading and listening activ
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Arduino Blink Challenge Lesson
Lesson explores computer programming and the impact of computers on society. Students build and test a program to turn a light on and off using an Arduino board. They connect the hardware, program the code, test their system, adapt it for variations in blinking times, evaluate their results, and share observations with their class. 
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With school back in session, one topic that’s on many class curriculums around the nation is cyber safety. After all, it’s a hyper-connected world—with texting, social networking, e-mail, online gaming, chat, music downloading, web surfing, and other forms of wired

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Learn how the iSchool helps find a balance between technology and human limitations. Watch the full episode online at uwtv.org/uw360.
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