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Listed under:  Central tendency

### Mean, median and mode

This resource is a video demonstration, with audio commentary, about calculating the mean, median and mode of a data set. The meaning of each of the terms - mean, median and mode - is explained and the difference between them is clarified. The resource explains the process and demonstrates a handwritten method for calculating ...

### Using ConCensus for mathematical enquiry

This teaching resource demonstrates ways in which real Australian Census data (in this case data from the 2011 Census placed into the ConCensus interactive) can be interpreted and analysed. Population data is presented both in numbers and as a percentage. The representations include data visualisations, graphs and tables. ...

### ConCensus

Bring Australian statistics to life with ConCensus – a data visualisation game which allows you to interact with real data from the Australian Bureau of Statistics 2011 Census. ConCensus presents population data as numbers, as a percentage and as representations such as data visualisations, graphs and tables. Use data from ...

### Secondary mathematics: using real data

These seven learning activities, which focus on the use of 'real data' using a variety of tools (software) and devices (hardware), illustrate the ways in which content, pedagogy and technology can be successfully and effectively integrated in order to promote learning. In the activities, teachers use the three content strands ...

### Statistics and Probability - data representation and interpretation (Dairy Herd Data)

This is a teacher resource about investigating and interpreting data relating to dairy farm milk yields, and contains two work tasks including an extension task, data sets, student worksheets to assess learning, and background information. This resource, produced by Agrifood Skills Australia, is part of the Agriculture ...

This resource is a web page containing a set of questions about mean, median and mode. Rather than work out the mean, median and mode from a data set, these questions require students to apply their understanding and reasoning to work out the answer. A 'Solution' is also available to support the task. This resource is an ...

### A mean trick

Learn a cool trick using the concept of the mean (or average). Pick any 3 x 3 block of dates on a monthly calendar. The number in the middle square is the mean of the nine numbers that form the 3 x 3 square. If you add all the numbers and divide the total by nine (the number of squares), the answer is the number in the ...

### Fish market

Buy and sell fish in trading markets in a range of Australian and New Zealand cities. Compare market prices, supply and demand. Get to know other traders to find the best deals and discover new markets. Find a rare fish. Maximise your profit and reputation as a smart trader. This learning object is the last in a series ...

### A Big Country - Gulf Battlers, 1982: A Cinderella station

This clip shows members of the Forshaw family working at Yeldham, their station near Burketown in Queensland not far south of the Gulf of Carpentaria, and in the makeshift family home during the wet season. Two of the daughters work with their goats in a stockyard. The camera pans to show the isolation of their home in ...

### Beyond the furthest fences, 1947: The AIM nursing hostel, Birdsville

This silent clip shows the working activities of nursing sisters at the Australian Inland Mission (AIM) nursing hostel at Birdsville in Queensland in 1947. A sister is shown bandaging a young girl's finger and applying drops to a boy's eye, with close-up shots revealing her skill. Footage of goats in a pen is followed by ...

### Melbourne Chinese Orchestra Selections, 1931

This black-and-white clip shows part of a traditional Chinese musical performance on stage by eight members of the Melbourne Chinese Orchestra in 1931. The clip begins with a caption reading: 'SELECTIONS / Melbourne Chinese Orchestra', shown on the closed stage curtain. The music begins at the same time and then the curtain ...

### Using 'Matter and structure of materials' - Teacher idea

This Teacher idea describes a series of 12 classes designed to introduce matter to year 7 students. Topics explored include matter, particle theory, the structure and properties of the five states of matter, elements and compounds and the kinetic theory of matter. It includes a unit of work developed and trialled by a teacher.

### A drover rounds up horses

This is a black-and-white photograph of a drover rounding up horses in the Australian outback. The photograph shows a man on horseback cracking a whip. Numerous horses can be seen in the background running through what appears to be scrub or bushland. Although the background is blurred, this emphasises the figure of the ...

### Aboriginal guides in the Thornycroft expedition, 1929

This is a black-and-white photograph showing four Aboriginal stockmen standing in front of a small plane in the Tanami Desert in the Northern Territory in May 1929. Two have a hand on the single propeller of the plane, which was named Kookaburra. The four, identified as Bob, Tommy, Hughie and Jack, are guides who had joined ...

### Data - Years 5 and 6

The 11 learning objects in this collection relate to the use, collection, display, comparison and interpretation of statistical data. Objects in the first category, statistical graphs, enable students to compare and use a broad range of statistical graphs appropriately. Objects in the second category, surveys, explore and ...

### Data - Years 7 to 9

The 12 learning objects in this collection relate to the use, collection, display, comparison and interpretation of data. Objects in the first category, statistical data graphs, enable students to explore data using a range of graphical analysis tools. Objects in the second category, analysing surveys, enable students to ...

### The Golden West, 1940: Trans-Australian Railway

This silent clip shows the Trans-Australia Express and the Nullarbor Plain in 1940 and is part of a travelogue of a train journey made by Will Alma. It begins with shots of drivers and engineers making adjustments to two locomotives, followed by an image of a map on which a line is traced from Kalgoorlie to Port Pirie. ...

### Capacity of elevators - mathematics activities

The items in this collage of warning and advisory signs for lifts (elevators) come from several different countries. Apart from the simplistic comparisons of 'average' weights of people in different cultures, more sophisticated mathematics, such as using a confidence interval to ensure reasonable safety margins, can be ...

### Life on the Victorian goldfields

This is a collection of 19 digital curriculum resources focusing on life on the Victorian goldfields. The collection is organised into four categories: conditions on the goldfields; accommodation and food; making a living; and news and entertainment. It includes paintings and sketches; interactive learning objects and a ...

### The First Fleet: age of convicts - unit of work

Students develop their knowledge of statistical measures, such as mean and median, by examining a dataset about the First Fleet (M007943 'The First Fleet - dataset'). They use the dataset to determine the age of convicts leaving England on the First Fleet, and they construct tables and graphs and complete data investigations. ...