I found the SOLO taxonomy very useful to differentiate between Achievement, Merit, and Excellence.
Here is the breakdown.
Achievement |
Merit |
Excellence |
Pose a question using 2 qualitative variables and one quantitative variable. |
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Create 2 graphs Box and Whisker Dot Plot |
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Provide summary statistics |
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Analysis State at least 2 features comparing the two variables
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2 different features discussed in context stating figures from statistics. |
3 different features discussed in context giving reasons and meaning to the comments. Centre Spread Shape of Distribution |
Answer the question OR make an informal reference to the population |
Answers the question with evidence to justify. Gives a statement about the medians in making a call or states it is too close to call with evidence.
Refers back to population |
Makes a call citing comparison of medians OR mid 50% Must refer back to Population
No Contradictions
3 comments showing abstract thinking eg Variability Expected results Contextual knowledge Other contributing Factors |
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