iRubric: Statistics: Data Analysis Posttest rubric

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Statistics: Data Analysis Posttest Rubric Code: EAXWW By pgregory Draft Public Rubric Subject: Math Type: Project Grade Levels: 6-8

Statistics Project
	Poor 1 pts	Fair 2 pts	Good 3 pts	Excellent 4 pts
Data	Poor Very little or no data collected.	Fair Some survey data collected.	Good Survey data is complete. Data collected was not organized.	Excellent Survey data complete and organized.
Mathematical Analysis	Poor The use of the measures of central tendency NOT present. Made no predictions and/or conclusions based on data.	Fair Inappropriate use of mean, median, and mode in describing central tendency. Made poor predictions and/or conclusions based on data.	Good Appropriate use of mean, median and mode in describing central tendency. Made good predictions and/or conclusions based on data.	Excellent Appropriate use of mean, median and mode in describing central tendency. Made excellent predictions and/or conclusions based on data.
Graphs	Poor Data collected was not displayed using graphs.	Fair Flaws in the method and scale used to display data.	Good Shows substantial understanding in developing method and scale used to display data.	Excellent Shows complete understanding in developing method and scale used to to display data.
Written Reflection	Poor Written reflection is difficult to understand and is missing several components OR was not included.	Fair Written reflection is a little difficult to understand, but includes critical components.	Good Written reflection is clear.	Excellent Written reflection is detailed and clear.
Calculations	Poor More than 75% of the steps and solutions have mathematical errors.	Fair Most (75 - 84%) of the steps and solutions have no mathematical errors.	Good Almost all (85 - 90%) of the steps and solutions have no mathematical errors.	Excellent 100% of the steps and solutions have no mathematical errors.
Neatness	Poor The work appears sloppy and unorganized. It is hard to know what information goes together.	Fair The work is presented in an organized fashion but may be hard to read at times.	Good The work is presented in a neat and organized fashion that is usually easy to read.	Excellent The work is presented in a neat, clear, organized fashion that is easy to read.