Statistics Home

Achievement

·        Use statistics to compare data about 2 variables by finding

·        finding means, medians and modes (centre), range and inter-quartile range (spread)

·        Use statistics to compare data about 2 variables by drawing graphs including

ü     scatter graphs

ü     box and whisker graphs

ü     back to back stem and leaf graphs

ü     composite bar graphs

·        Answer questions making comments about graphs and calculations or tables of data

·        which is the best type of graph to draw for comparing 2 sets of data

Merit

·        Write and answer a question that compares sets of statistical data I have been given

·        Justify the answer I give to my question by referring to graphs and statistics calculations

·        Make comments on features of the data - e.g. spread, centre, symmetry

·        Answer questions relating to graphs, data or calculations

Excellence

·        Make comments about statistical processes such as

ü     Sources of bias

ü     Limitations of the process

ü     Ways to improve the process