Statistical investigations resources

Students show their understanding of a dot plot by responding to questions about the birth months of a class.

This task requires students to answer multiple choice questions about a frequency table showing the number of colour TVs fixed in a week.

Students use raw data to construct a table and then a bar graph of the number of runs scored in softball games. Students are also required to make a statement about the results.

Students complete a stem-and-leaf graph for teachers' ages from data in a list.

Students are asked to study a stem-and-leaf graph on armspan of students and answer questions interpreting the data.

Students plan aspects of a statistical investigation about the most common birth month in Year 8, including designing a table for data collection.

Students interpret a bar graph of account balances and respond to questions about the data.

Students interpret a strip graph and relationships within the graph.

This task requires students to describe and compare line graphs of three different sets of data.

Students construct a tally chart of project marks by grouping the marks, tallying and then totalling each group of marks..

Students construct and label a line graph of time spent on Maths and Science homework, and answer questions interpreting the data.

Students complete the total and mean columns in a table of sunshine hours. They then construct a bar graph and make a statement comparing some of the data.

Students interpret a tally chart of the number of hours of people read in a week

Students answer questions and calculate means and ranges from a composite histogram of rainfall in two towns.

Students construct a composite dot plot of shots at a basketball hoop by two classes. They identify the mode and range, and make statements about the results.

Students study a box-and-whisker graph of community fundraising, and answer questions interpreting the data.

Students display data on a back-to-back stem-and-leaf graph to show the times taken to complete two walks. The longer of the two walks is then identified.

Students use a protractor to construct a pie chart to record the frequency of favourite TV programmes from the data provided in a table.

Students need to complete a pictograph of the target monthly house sales. This includes constructing the key, drawing in an axis, adding a title, and presenting the data.

Students identify the appropriate type of graph for a statistical investigation about dice throws. They also justify the use of a histogram for an investigation about heights of people, indicating their understanding of discrete and continuous data.

Students complete a bar graph from details about paua diving and answer questions interpreting the data, including finding an average.

Students construct a back-to-back stem-and-leaf graph for heights of trees. They then answer a question on range and make a statement comparing the heights of akeake and kōhūhū.

Students interpret a back-to-back bar graph comparing and identifying a pattern in the data.

This practical task requires students to record data, which is read out to them, on a back-to-back stem-and-leaf graph. The leaves are then ordered into a second graph and the graph interpreted.

Students present data on monthly school pie sales in a pictograph, and add a title, a key, and a label for the x-axis.