3,657 search results

Metric spaces and continuity
Science, Maths & Technology

Metric spaces and continuity

...course contains an introduction to metric spaces and continuity. The key idea is to use three particular properties of the Euclidean distance as the basis for defining what is meant by a general distance function, a metric. Section 1 introduces the idea of a metric space and shows how this concept allows us to generalise the notion of continuity. Section 2 develops the...
Level 2: Intermediate 16 hrs
Analytical science: secrets of the Mary Rose
Science, Maths & Technology

Analytical science: secrets of the Mary Rose

...course, Analytical science: secrets of the Mary Rose, teaches you about the analytical techniques that are used in the research and investigation of historical objects using the case study of the Mary Rose. It covers the use of sonar to locate shipwrecks, and the analysis of the artefacts found on the ship, and the crew and their remains...This free course, Analytical...
Point estimation
Science, Maths & Technology

Point estimation

...course looks at point estimation, that is, the estimation of the value of the parameter of a statistical model by a single number, a point estimate for the parameter. Section 1 develops some aspects of maximum likelihood estimation. In particular, you will find out how to obtain the maximum likelihood estimator of an unknown parameter, using calculus. You will need to do...
Level 2: Intermediate 10 hrs
Surviving the winter
Nature & Environment

Surviving the winter

...course, Surviving the winter, we study one aspect of the fluctuating nature of an organisms environment. We consider how organisms living in a temperate climate, such as that in Britain, are adapted to cope with winter. You will see that there is much diversity of adaptations among organisms, with different species coping with the demands of a fluctuating environment in...
Level 1: Introductory 10 hrs
Geography in education: exploring a definition
Education & Development

Geography in education: exploring a definition

...course, Geography in education: exploring a definition, is aimed at geography teachers, or those with an interest in studying or teaching geography. It looks at the contribution that geography can make in the education of young people and the characteristics and purpose of geography as a subject...This free course, Geography in education: exploring a definition, is aimed...
Introduction to law in Wales
History & The Arts

Introduction to law in Wales

...course, Introduction to law in Wales, gives a brief overview of the legal history in Wales from the 12th century, followed by an overview of devolution and referendums, the law making powers of the Welsh Assembly and the possible future for legal Wales...This free course, Introduction to law in Wales, gives a brief overview of the legal history in Wales from the 12th...
Level 2: Intermediate 8 hrs
Reading visual images
Society, Politics & Law

Reading visual images

...course, Reading visual images, is an introduction to analysing and interpreting photographs as social data. Who controls what the image is saying? You will look at how photographs provide visual evidence and how they can illustrate and support our ideas about society...What does a picture or an image tell you? This free course, Reading visual images, is an introduction to...
Level 1: Introductory 8 hrs
Univariate continuous distribution theory
Science, Maths & Technology

Univariate continuous distribution theory

...course looks at a number of the basic properties of statistical models. Section 1 is concerned with the distributions of continuous random variables which are described by their probability density functions (pdfs) and cumulative distribution functions (cdfs). Section 2 is concerned with moments and covers, the concept of expectation or expected value, the familiar notion...