# Item Specifications

**Claim 1: Concepts and Procedures**

*Know that there are numbers that are not rational, and approximate them by rational numbers. (DOK 1, 2)*

8.NS.A, 8.NS.A.1, 8.NS.A.2

Target B: Expressions and Equations

*Work with radicals and integer exponents. (DOK 1, 2)*

8.EE.A, 8.EE.A.1, 8.EE.A.2, 8.EE.A.3, 8.EE.A.4

Target C: Expressions and Equations

*Understand the connections between proportional relationships, lines, and linear equations. (DOK 1, 2)*

8.EE.B, 8.EE.B.5, 8.EE.B.6

Target D: Expressions and Equations

*Analyze and solve linear equations and pairs of simultaneous linear equations. (DOK 1, 2)*

8.EE.C, 8.EE.C.7, 8.EE.C.8

*Define, evaluate, and compare functions. (DOK 1, 2)*

8.F.A, 8.F.A.1, 8.F.A.2, 8.F.A.3

*Use functions to model relationships between quantities. (DOK 1, 2)*

8.F.B, 8.F.B.4, 8.F.B.5

*Understand congruence and similarity using physical models, transparencies, or geometry software. (DOK 1, 2)*

8.G.A, 8.G.A.1, 8.G.A.2, 8.G.A.3, 8.G.A.4, 8.G.A.5

*Understand and apply the Pythagorean Theorem. (DOK 1, 2)*

8.G.B,8.G.B.6, 8.G.B.7, 8.G.B.8

*Solve real-world and mathematical problems involving volume of cylinders, cones, and spheres. (DOK 1, 2)*

8.G.C, 8.G.9

Target J: Statistics and Probability

*Investigate patterns of association in bivariate data. (DOK 1, 2)*

8.SP.A, 8.SP.A.1, 8.SP.A.2, 8.SP.A.3, 8.SP.A.4

**Grade 6-8 Mathematics Item Specification**

*Students can solve a range of well-posed problems in pure and applied mathematics, making productive use of knowledge and problem-solving strategies. (DOK 1, 2, 3)*

8.EE.B, 8.EE.C, 8.F.A, 8.F.B, 8.G.A, 8.G.B, 8.G.C

**Claim 3: Communicating Reasoning**__ __

*Students clearly and precisely construct viable arguments to support their own reasoning and to critique the reasoning of others. (DOK 2, 3, 4)*

8.EE.A.1, 8.EE.B.5, 8.EE.B.6, 8.EE.C.7a, 8.EE.C.7b, 8.EE.C.8a, 8.F.A.1, 8.F.A.2, 8.F.A.3, 8.G.A.1, 8.G.A.2, 8.G.A.4, 8.G.A.5, 8.G.B.6, 8.G.B.8

**Claim 4: Modeling and Data Analysis**

*Students can analyze complex, real-world scenarios and can construct and use mathematical models to interpret and solve problems.* * (DOK 1, 2, 3, 4)*

*8.EE.A.3, 8.EE.A.4, 8.EE.B, 8.EE.C, 8.F.B, 8.G.B, 8.G.C, 8.SP.A*