Statistics Year 7 Year 8 Year 9 describe, interpret and compare observed describe, interpret and compare observed describe, interpret and compare observed distributions of a single variable through: distributions of a single variable through: distributions of a single variable through: appropriate graphical representation involving appropriate graphical representation involving appropriate graphical representation involving discrete, including grouped, data; and appropriate discrete, continuous and grouped data; and discrete, continuous and grouped, data; and measures of central tendency (mean, mode, appropriate measures of central tendency (mean, appropriate measures of central tendency (mean, median) and spread (range) mode, median) and spread (range) mode, median) and spread (range, consideration of outliers) construct and interpret frequency tables, bar construct and interpret frequency tables, bar construct and interpret appropriate tables, charts, charts, pie charts, and pictograms for simple charts, pie charts, and pictograms for larger sets and diagrams, including frequency tables, bar categorical data, and vertical line (or bar) charts of categorical data, and vertical line (or bar) charts, pie charts, and pictograms for categorical for small sets of ungrouped numerical data and charts for larger sets of ungrouped and grouped data, and vertical line (or bar) charts for numerical data grouped into a small number of numerical data ungrouped and grouped numerical data groups describe mathematical relationships between two describe simple mathematical relationships describe simple mathematical relationships variables that are easily visible in the data between two variables that can be seen in the between two variables (bivariate data) in derived from experiments or observations data derived from own experiments or observational and experimental contexts students’ observations represent bivariate data on a scatter graph use a scatter graph to illustrate simple mathematical relationships between two variables
Statistics Year 7 Year 8 Year 9 describe, interpret and compare observed distributions of a single variable through: appropriate graphical representation involving discrete, including grouped, data; and appropriate measures of central tendency (mean, mode, median) and spread (range) describe, interpret and compare observed distributions of a single variable through: appropriate graphical representation involving discrete, continuous and grouped data; and appropriate measures of central tendency (mean, mode, median) and spread (range) describe, interpret and compare observed distributions of a single variable through: appropriate graphical representation involving discrete, continuous and grouped, data; and appropriate measures of central tendency (mean, mode, median) and spread (range, consideration of outliers) construct and interpret frequency tables, bar charts, pie charts, and pictograms for simple categorical data, and vertical line (or bar) charts for small sets of ungrouped numerical data and numerical data grouped into a small number of groups construct and interpret frequency tables, bar charts, pie charts, and pictograms for larger sets of categorical data, and vertical line (or bar) charts for larger sets of ungrouped and grouped numerical data construct and interpret appropriate tables, charts, and diagrams, including frequency tables, bar charts, pie charts, and pictograms for categorical data, and vertical line (or bar) charts for ungrouped and grouped numerical data describe mathematical relationships between two variables that are easily visible in the data derived from experiments or observations describe simple mathematical relationships between two variables that can be seen in the data derived from students’ own experiments or observations describe simple mathematical relationships between two variables (bivariate data) in observational and experimental contexts represent bivariate data on a scatter graph use a scatter graph to illustrate simple mathematical relationships between two variables