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### Are students being taken for a ride?

This unit of work asks students to select a random sample from the Australian Bureau of Statistics' CensusAtSchool database and explore how students travel to school. They are asked to make a comparison between the data for two years and identify any differences. Students are encouraged to use digital technology to analyse ...

### Are males better drivers than females?

In this unit of work students compare the reaction times of males and females. Students use mean, median, quartiles and graphs, including box and whisker plots, to compare datasets selected from the Australian Bureau of Statistics' CensusAtSchool website. Conclusions drawn from the investigation are to be presented to the ...

### Who has broadband? Comparing 2006 to now

This unit of work involves comparing student connection to the internet in 2006 and currently. Historical data for 2006 is accessed from the Australian Bureau of Statistics' CensusAtSchool website, and present-day data may be accessed from the same source or collected in the students' classroom. Students use spreadsheets ...

### Who am I? Body measurements

In this unit of work students investigate how four of their body measurements compare with those of their class members and with a sample of students from across Australia. Students record data in tables, calculate frequencies, construct histograms and calculate summary statistics - means, modes and medians - to determine ...

### The golden ratio

In this extension activity students investigate the relationship between belly button height and height. Students are required to access relevant data from the Australian Bureau of Statistics' CensusAtSchool website and to use the features of a spreadsheet to determine a relationship. In the course of the investigation ...

In this unit of work students investigate the effect of changes in the scales of graphs. They explore how scale influences the way information is interpreted and the conclusions that may be drawn from graphical representations. In a second task students manipulate scales to convey different messages. This resource includes ...

### Time series data: road fatalities of 15-24 year olds

In this unit of work students investigate and comment on the changes and trends in road fatality rates for a 10-year period. They compare the data and trends for Australian states and territories using authentic data from the Australian Bureau of Statistics. Optional activities include smoothing and graphing data, as well ...

### The effect of outliers on measures of centre

In this activity students use a random sample of data from the Australian Bureau of Statistics' CensusAtSchool data collection to explore the effect of outliers on the mean, mode and median of a dataset relating to foot length. Students also reflect on situations in which it is appropriate to use these summary statistics.

### Scatter plots: line of best fit for height and arm span

In this activity students investigate the relationship between height and length of arm span as a means of introducing the concepts of correlation and line of best fit. Students draw scatter plots and describe their findings. Random samples of data are accessed from the Australian Bureau of Statistics' CensusAtSchool data ...

### Calculating environmental deviation from the mean

In this activity students predict responses to environmental issues from students who completed a CensusAtSchool questionnaire.

### Do swimmers have longer bodies than runners?

In this activity students use spreadsheets to interrogate CensusAtSchool data in order to test the hypothesis that swimmers have longer torsos than runners.

### Pie chart of eye colour using COUNTIF in Excel

This activity outlines a step-by-step process for constructing a pie chart of eye colour using CensusAtSchool data.

### Using Excel to calculate mean, median and mode

This activity outlines a step-by-step process for finding measures of the hours of sleep students tend to get on school nights using a spreadsheet.

### Time series of height

In this activity students compile CensusAtSchool data to investigate the heights of students in years 7 to 11. They use a line graph to display their results and write a report of their findings.

### Parallel box and whisker plots of hours slept

In this activity students construct and label a possible scenario for a given set of parallel box plots. Students construct their own box plots using CensusAtSchool data to compare hours of sleep for males and females.

### Using box plots to compare the heights of UK and Australian students

In this activity students describe the important features of a box plot. Using given data, they construct parallel box plots of heights of male and female students. They use the box plots to compare the heights of UK and Australian students and discuss their findings.

### Mean and standard deviation of belly button heights

Students use CAS calculator (or spreadsheet) technology to find a set of ten numbers having a given mean and standard deviation.

### Column graph of internet use using Excel

Students follow spreadsheet instructions to construct a frequency table and bar chart of CensusAtSchool internet use data. They write a report of their results.

### Four graphs, one story

This activity requires students to demonstrate their ability to read, interpret and assimilate information presented in graphs and tables. The four representations show different aspects of one student's typical Saturday. The task involves students writing a story that blends the important details in an interesting and ...

### Stacked bar graphs: fast food v place of residence

In this activity students use CensusAtSchool data to investigate whether there is any relationship between the favourite take-away (fast) food of students and their place of residence (the state or territory they live in).