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iRubric: Integrated CollegeEd /Math 7-Statistics Rubric

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Integrated CollegeEd /Math 7-Statistics Rubric 
Make inferences about a population from a sample; summarize survey results in a table; calculate mean; compare data as percentages, Box-and-Whisker Plot and Deviation from the mean.
Rubric Code: ZXW2AA6
Ready to use
Public Rubric
Subject: Math  
Type: Project  
Grade Levels: 6-8

Powered by iRubric Survey Project Rubric
Survey 30-60 people; 4-6 choices; summarize results in a table; give frac, dec, % of total for each entry; compare data as difference, fraction, ratio, percent; in original form and simplest form using 'or'; pie graph and bar graph; poster or powerpoint presentation of data; letter to ad agency describing findings; oral presentation to class
  Excellent

Thorough understanding demonstrated in project and all math involved

4 pts

Good

Substantial understanding demonstrated in project and all math involved

3 pts

Poor

Partial/incomplete understanding demonstrated in project and all math involved

2 pts

Fail

Serious misunderstanding / misconceptions demonstrated in project and all math involved

1 pts

Total

(N/A)

Survey Analysis

Draw inferences about a population by analyzing sample data

Excellent

Discussed results of all 6 survey questions.

Accurately drew inferences from sample to population.
Good

Discussed results of 4 - 5 survey questions.

Accurately drew inferences from sample to population.
Poor

Compared results of 3 survey questions.
<BR>
Accurately drew inferences from sample to population.
Fail

Compared results of 2 or less survey questions. <BR>
Accurately or inaccurately drew inferences from sample to population.
Total
Mean Deviation Table

Summarize results in a Mean Absolute Value Deviation Table (MAD)

Excellent

Data is summarized correctly with no mathematical errors

Table is neat and legible

Word analysis is included.
Good

Data is summarized in table substantially correctly with minor mathematical errors

Table is substantially neat and legible.
Word analysis is included.
Poor

Data is placed in table, but demonstrates incomplete understanding of table and/or mathematical errors. Word analysis incorrect or missing.
Fail

Data has not been summarized in a table.

Word analysis incorrect or missing
Total
Mean

Calculation of mean for sample and all 4 sample groups (5 means)

Excellent

All 5 means are calculated with no mathematical errors
Good

4 means are calculated with no mathematical errors
Poor

3 means are calculated with no mathematical errors
Fail

2 or less means are calculated and/or have mathematical errors
Total
Comparisons

A variety of statistical comparisons are made among each sample sub group (Mean, MAD, Stem-and-Leaf)

Excellent

Complete understanding demonstrated through the statistical comparison of and at least three (3) different groups and/or subgroups.

All 3 methods are demonstrated.

Analysis/discussion is included and correct
Good

Substantial understanding demonstrated through the comparison of at least two different subgroups

All 3 methods are used for each comparison.

Analysis/discussion is included and mostly correct
Poor

Partial/incomplete understanding demonstrated through the comparison of two different groups

At least 2 methods are used for each comparison

Analysis/discussion is included by incorrect.
Fail

Serious misunderstanding or misconception demonstrated through the comparison of two different subgroups

1 or no methods used for each comparison.

No analysis/discussion.
Total
Box-and-Whisker Plot

Display data in a Box-and-Whisker Plot

Excellent

Advance understanding of using Box-and-Whisker Plot is demonstrated through accurate representation data in well-drawn, properly labeled Box-and-Whisker Plots.

Analysis/discussion is included and correct.
Good

Substantial understanding demonstrated through mostly accurate representation of data in a substantially well constructed Box-and-Whisker Plot with few mathematical errors.

Analysis/discussion is included and mostly correct.
Poor

Partial/incomplete understanding demonstrated through representation of Box-and-Whisker Plot; exhibiting partial completeness with some mathematical errors.

Analysis/discussion is included with some misconceptions
Fail

Serious misunderstanding or misconception demonstrated through inaccurate representation of all data in a poorly constructed Box-and-Whisker Plot.

Word analysis not included.
Total



Keywords:
  • Statistics, Mean, Box-and-Whisker Plot, Mean Absolute Value Deviation

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