Keystone Exams: Algebra I Assessment Anchors and Eligible Content

ALGEBRA I MODULE 1
ITEM-SPECIFIC SCORING GUIDELINE
ITEM # 11, MODULE 1
Assessment Anchor:
This item is reported under A1.1.1 Operations with Real Numbers and Expressions
Specific Eligible Content addressed by this item:
Scoring Guide:
A1.1.1.5.1– Add, subtract, and/or multiply polynomial expressions (express answers in simplest
form).
A1.1.1.5.2– Factor algebraic expressions, including difference of squares and trinomials.
Score
4
3
2
1
0
The student demonstrates a thorough understanding of operations with real numbers
and expressions by correctly solving problems with clear and complete procedures and
explanations when required.
The student demonstrates a general understanding of operations with real numbers and
expressions by solving problems and providing procedures and explanations with only minor
errors or omissions.
The student demonstrates a partial understanding of operations with real numbers
and expressions by providing a portion of the correct problem solving, procedures, and
explanations.
The student demonstrates a minimal understanding of operations with real numbers and
expressions.
The student does not demonstrate any understanding of operations with real numbers and
expressions.
Pennsylvania Keystone Algebra I Item Sampler 2011 18