7C	7B	7A	8A	9A	10A
Column Graph of the rainfall of 10 countries	Column Graph of the rainfall of 10 countries	Column Graph of the rainfall of 10 countries	Column Graph of the rainfall of more than 10 countries	Column Graph of the rainfall of more than 10 countries	Column Graph of the rainfall of more than 10 countries
Calculation of the mean, median, mode and range of the data set	Calculation of the mean, median, mode and range of the data set	Calculation of the mean, median, mode and range of the data set	Calculation of the mean, median, mode and range of more than 1 data set (eg. geographical, categorical or economical)	Calculation of the mean, median, mode and range of more than 1 data set (eg. geographical, categorical or economical)	Calculation of the mean, median, mode and range of more than 1 data set (eg. geographical, categorical or economical)
Nicely presented work	Identification of any outlying data.	Identification of any outlying data.	Comparing back-to-back data displays using mean, median and range	Comparing back-to-back data displays using mean, median and range	Comparing back-to-back data displays using mean, median and range
Reflection of learning from the task.	Nicely presented work	Calculation of the mean, median, mode and range for the data set without the outlying data.	Identification of any outlying data.	Identification of any outlying data.	Identification of any outlying data.
	Reflection of learning from the task.	Description of the changes the outlying data has caused to the mean, median, mode and range.	Calculation of the mean, median, mode and range for the data set without the outlying data.	Calculation of the mean, median, mode and range for the data set without the outlying data.	Calculation of the mean, median, mode and range for the data set without the outlying data.
		Nicely presented work	Description of the changes the outlying data has caused to the mean, median, mode and range.	Description of the changes the outlying data has caused to the mean, median, mode and range.	Description of the changes the outlying data has caused to the mean, median, mode and range.
		Reflection of learning from the task.	Description of back-to-back data as ‘skewed’, ‘symmetric’ or ‘bi-modal’	Description of back-to-back data as ‘skewed’, ‘symmetric’ or ‘bi-modal’	Description of back-to-back data as ‘skewed’, ‘symmetric’ or ‘bi-modal’
			Nicely presented work	Evidence of calculating quartiles and interquartile range	Evidence of calculating quartiles and interquartile range
			Reflection of learning from the task.	Evidence of the construction of box plots	Evidence of the construction of box plots
				Compare 2 box plots and discuss distribution of data	Compare 2 box plots and discuss distribution of data
				Nicely presented work	Calculate standard deviation of a set of data
				Reflection of learning from the task.	Evidence of the usage of standard deviation to compare 2 sets of data
					Investigate the effects of outliers on the standard deviation of set of data
					Nicely presented work
					Reflection of learning from the task.