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Project 2061
Algebra Textbooks
A Standards-Based Evaluation

Browse evaluations of algebra textbooks
Make comparisons of data
Examine Project 2061's analysis procedure
Find out how the evaluation was conducted
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Concepts in Algebra

Rater Consistency

Idea Set

Analysis Team Agreement (%)

Criteria Disagreement
>1

Functions

 100  

Variables

 100   

Operations

 95.2 II.1 Specifying Prerequisite Knowledge

Overall

98.4