7.1 Introduction

Charts, graphs and tables are all very helpful ways of representing a set of data. However, they are not the only ways of passing on information about data. This section looks at how you can analyse a set of data to summarise the given information as briefly and simply as possible.

Essentially, there are two features of a set of data that enable summarising: the average and the spread. This section starts by looking at what is meant by ‘average’. If you have already studied OpenL
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Sustainable Ways to Community Prosperity: Leading the Way to the Transatlantic Climate Bridge
Sustainable Ways to Community Prosperity A workshop with German, Danish and American experts who showed sustainable ways to: * Reduce our dependence on foreign oil; * Increase our energy and national security; * Reduce the levels of damaging greenhouse gas emissions in the atmosphere; * Create jobs! Delegations from Denmark and Germany came together with business and community leaders and interested citizens in Charlottesville, Virginia on March 29, 2012 for day long forumson sustainable ways
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Keep on learning

Study another free course

There are more than 800 courses on OpenLearn for you to choose from on
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"The trees of the field shall clap their hands"(Isaiah 55:12): What does it mean to say that creatio
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Harvard's green commitment
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Cubic Spline Curve Fitting with Controlled End Conditions
Another method for cubic spline curve fitting. It is a more flexible version of a proven technique by using a set of end conditions suggested by Nutbourne. The advantages and disadvantages of several techniques are clarified and sample graphical output is given. The result should be of interest to users of inexpensive computer graphics equipment who are interested in improving passive graphical output
Author(s): Adams, J.A.

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This lesson is an excerpt of a larger video segment. The serve lesson for tennis beginners helps you start the right way and lay a foundation for more advanced serves - topspin, slice and flat.

You'll learn how to coordinate the tossing and the serving arm, the 3 key components that will avoid learning the dreaded "waiter serve", and how to accelerate your racquet for really fast serves and more. (4:31)

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Shirley Temple reciting poetry by Rose Fyleman
From the 1935 film Curly Top. Elizabeth (Shirley Temple) recites two short poems for her uncle Edward (John Boles). The first poem, "Before," was published in Punch magazine in 1919, with the author named simply as "R.F." -- probably Rose Fyleman, a British children's poet who also wrote the second poem Shirley recites, entitled "Singing-Time." (01:04)
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Intervenir la imagen... o el espejo m?gico (Intervene the image... or the magic mirror)
"A technology is interactive to the degree that it reflects the consequences of our actions or decisions back to us. It follows that an interactive technology is a medium through which we communicate with ourselves... a mirror" The purpose of this work is to explore the implications of interactive media through the review of "Utop?a" digital, an interactive piece that explore the implied transformation of the relationship between art and audience and new forms of perception. The artists' role is
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7.6 Producing synchroton radiation in a laboratory

Synchrotron radiation can, of course, be produced in a laboratory by arranging for electrons to be deflected by a magnetic field. Figure 13 shows a beam of synchrotron radiation produced at the European Synchrotron Radiation Facility (Author(s): The Open University

7 Policy issues

There are several issues we need to address concerning anti-discrimination policy. The first involves the different policy prescriptions that can be derived from the theories we have considered. The various theoretical approaches provide different explanations for why discrimination occurs and it follows that these will produce different types of policies to deal with discrimination. Second, the empirical work that has been carried out to explain gender and racial earnings differences also pr
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Underlining Titles
Titles are often underlined with large books, TV shows, movies, games, works of art and album titles. Learn from a tutor about every instance in which titles need to be underlined in this clip. (01:10)


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Learn English same sound endings through the song, "Greenfields" by Brothers Four. Learn English Through Song helps English Second Language (ESL) students study speaking, conversation, vocabulary,
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are shown for "Greenfields" with all the same sound ending words from the lyrics shown.  More songs at learn-to-speak-english-esl.com.  Good quality video appropriate for all students, not just ESL.

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4.2 Energy distribution

Atoms without much thermal energy will not be doing very much. Consider fifty million million million (50 × 1018) silicon atoms, bonded into a single massive network; I've chosen silicon, but any elemental solid would do. It will be a speck just large enough to be seen without a microscope. You know that if it is heated it will expand, at some stage it will melt and then eventually it will vaporise – that is because thermal energy effectively 'rattles it to bits'. Having thermal
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Slide show of spelling words of animals in the barnyard. Student see a picture of the animal and the narrators says and spells the word.(2:00)
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Conclusion

This free course provided an introduction to studying Environment & Development. It took you through a series of exercises designed to develop your approach to study and learning at a distance, and helped to improve your confidence as an independent learner.


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