
Mathematics and Statistics · Years 7–8 · NZ Curriculum
Statistics
What Mathematics and Statistics intermediate students in Aotearoa New Zealand learn under statistics, and where it shows up across Kōkiri Learn's inquiry worlds.
Mathematics and Statistics · 23 inquiry worlds cover this strand
New Zealand Curriculum, Phase 3
The teaching sequence
Year 7 sequence
- Planning data collection for a statistical question
- Mean, median, mode and range
- Choosing suitable graphs
- Checking data and outliers
Year 8 sequence
- Statistical investigations end to end
- Dot plots, bar graphs and time-series graphs
- Comparing groups with averages and spread
Where this shows up
Kōkiri Learn inquiry worlds that cover this strand
The whole class works on one world at a time — these are where this strand's focus actually comes up.
4 weeksVoices That Move UsYear 7 sequence · A simple class survey and bar graph used as evidence for a claim
5 weeksExplain It: Non-fiction and Feature WritingYear 7 sequence · Choosing suitable graphs to show data clearly
5 weeksCrafting the ArgumentYear 8 sequence · Collecting and graphing survey data to use as evidence, and spotting misleading graphs
4 weeksTe Whare Tapa Whā: Building WellbeingYear 7 sequence · Planning data collection for a personal statistical question, and using median and range to summarise two weeks of habit data
5 weeksRecharge: Sleep, Screens and StressYear 7 sequence · Planning data collection for a statistical question (sleep and reaction time), and using median and range to compare results
5 weeksGame On: Tactics, Teamwork and Fair PlayYear 7 sequence · Planning data collection for a statistical question and choosing suitable graphs for game statistics
5 weeksHauora in ActionYear 8 sequence · A statistical investigation end to end: posing a question, collecting participation and feedback data, drawing time-series graphs and comparing groups
5 weeksPersonal Best: Training and Goal SettingYear 8 sequence · Time-series graphs of your own results over five weeks; describing trends and variation
4 weeksWhat the Data ShowsYear 7 sequence · Planning and collecting data to answer a statistical question; categorical, discrete and continuous variables; calculating mean, median, mode and range; choosing dot plots, bar graphs and time-series graphs; noticing and explaining outliers; describing shape, centre and spread; spotting graphs that mislead
5 weeksMoney Moves: Budgets, Percentages and InterestYear 7 sequence · Summarising a spending diary with categories, percentages and a bar graph
5 weeksGames of Chance: Probability LabYear 8 sequence · Displaying and comparing results with dot plots and bar graphs
4 weeksNgā Tohu o te Taiao: Signs in Our EnvironmentYear 7 sequence · Planning data collection for a statistical question, mean, median and range of field counts, choosing suitable graphs and checking outliers
5 weeksMatter on the Move: Heat, Mixtures and ChangeYear 7 sequence · Line graphs of cooling over time and comparing groups with the mean
5 weeksPush, Pull and PressureYear 7 sequence · Mean, median and range of repeated test-run distances
5 weeksTe Pūnaha Hauropi: Investigating Ecosystem ChangeYear 8 sequence · A statistical investigation end to end: time-series graphs, and comparing groups (trapped vs untrapped, cleared vs weedy) with averages and spread
5 weeksFuel, Breath and Family TraitsYear 8 sequence · Ratios and proportions in trait counts, and comparing distributions of seed size and dispersal distance
5 weeksWhy We Move: Migration and BelongingYear 7 sequence · Planning data collection for a statistical question and choosing suitable graphs and maps for census data
5 weeksTe Awa Tupua: Rivers, Floods and PeopleYear 8 sequence · Time-series graphs of rainfall and river level during a flood
5 weeksShaky Isles: Hazards and Getting ReadyYear 8 sequence · Time-series graphs of aftershocks from GeoNet data, and dot plots of the class readiness survey
5 weeksDesigning for Our CommunityYear 8 sequence · Comparing two rounds of results using median and range; choosing a suitable graph
5 weeksSmart Circuits: Electronics and ControlYear 8 sequence · Collecting sensor readings and using a time-series graph to choose a trigger level
5 weeksData Detectives: Data, Spreadsheets and AIYear 8 sequence · Statistical enquiry: posing an investigative question, collecting and cleaning data, choosing bar, line and pie displays, and describing patterns, trends and outliers
5 weeksGrow It: Aquaponics and Sustainable SystemsYear 8 sequence · Time-series graphs of water quality and plant growth
Ready to run it with your class?
Free trial for NZ schools. One combined Years 7–8 class, any term.