# Wakefield

Districts Schools # 2022 Item by Item Results for GRADE 08 MATHEMATICS

## Number of Students Included: 259     Participation Rate = 99%

 Wakefield - GRADE 08 MATHEMATICS ITEM INFORMATION PERCENT OF DISTRICT'S POSSIBLE POINTS ITEM TYPE REPORTING CATEGORY STANDARD ITEM DESC POSSIBLE POINTS WAKEFIELD STATE DISTRICT-STATE DIFFERENCE 1 SR NSEE 8.EE.A.3 Convert a number in scientific notation to standard notation. 1 76% 72% 4 2 SR NSEE 8.NS.A.2 Determine the approximate location of an irrational number on a number line. 1 51% 49% 2 3 SR NSEE 8.EE.A.2 Evaluate square roots of small perfect squares and cube roots of small perfect cubes. 1 46% 44% 2 4 CR SP 8.SP.A.3 Interpret the meanings of the parts of an equation that represents a real-world context and use the equation to solve a real-world problem. 4 34% 30% 4 5 SR NSEE 8.NS.A.1 Determine a decimal equivalent of a given fraction. 1 35% 40% -5 6 SR NSEE 8.EE.C.8 Determine which given system of equations has no solution. 1 36% 42% -6 7 SR GE 8.G.A.1 Compare the properties of figures graphed on a coordinate plane after various transformations. 2 64% 58% 6 8 SR FN 8.F.B.4 Determine the rate of change and the initial value of a function from data represented in a table. 1 41% 43% -2 9 SA NSEE 8.EE.B.5 Determine and compare two rates of change in a given real-world context. 1 61% 48% 13 10 SR NSEE 8.EE.A.1 Determine which expression with an exponent is equivalent to a given expression featuring multiplication of two numbers with the same base but different exponents. 1 41% 47% -6 11 SA NSEE 8.EE.B.5 Graph a proportional relationship based on a real-world context. 1 83% 69% 14 12 CR GE 8.G.A.5 Use facts about the angle sum of triangles to calculate angle measures and determine whether two triangles are similar. 4 27% 31% -4 13 SR FN 8.F.B.5 Determine where the graph of a function is increasing or decreasing. 1 80% 71% 9 14 SR GE 8.G.B.6 Determine the relationship between the areas of three squares whose sides form a right triangle. 1 80% 73% 7 15 SR GE 8.G.C.9 Find the volume of a cone given its diameter and height. 1 47% 54% -7 16 SR FN 8.F.A.1 Determine which graph shows a relationship that is not a function. 1 44% 54% -10 17 SR NSEE 8.EE.B.6 Use similar triangles to compare the slope of two line segments on the same line. 1 58% 49% 9 18 SR FN 8.F.A.1 Determine if the values in a table represent a function after adding an ordered pair to the table. 1 66% 58% 8 19 SR FN 8.F.A.3 Determine which graph represents a linear function. 1 43% 40% 3 20 SR GE 8.G.A.2 Determine which transformation of a shape results in a given image. 1 81% 71% 10 21 SR FN 8.F.B.4 Determine the rate of change and the initial value of a function from the graph of the line that represents the function. 1 71% 66% 5 22 SR GE 8.G.A.1 Determine the effects of a rotation on the angles and sides of a triangle. 1 73% 69% 4 23 CR FN 8.F.A.2 Determine the initial values, rates, equations and solutions of linear relationships represented in different ways. 4 39% 32% 7 24 SR NSEE 8.NS.A.2 Compare two irrational numbers and one rational number by ordering them from least to greatest. 1 36% 39% -3 25 SR FN 8.F.A.3 Determine which statement about a linear equation is true. 1 69% 67% 2 26 SR NSEE 8.EE.C.7 Determine the number of solutions for a linear equation with one variable. 1 59% 57% 2 27 SR NSEE 8.NS.A.1 Identify an irrational number from a list of numbers. 1 77% 71% 6 28 SR NSEE 8.EE.C.8 Determine the coordinates of the solution of a system of equations. 1 51% 52% -1 29 SA NSEE 8.EE.A.3 Given two quantities, each expressed as a single digit multiplied by an integer power of ten, determine how many times as much one quantity is than the other. 1 35% 37% -2 30 SA NSEE 8.EE.C.7 Solve a linear equation by collecting like terms. 1 53% 52% 1 31 SR GE 8.G.A.5 Determine which angles are congruent when two parallel lines are intersected by a transversal. 1 70% 68% 2 32 SR SP 8.SP.A.2 Justify why a line drawn through data on a scatter plot is unsuitable as a line of best fit. 1 68% 62% 6 33 SR GE 8.G.A.3 Given a sequence of transformations, determine the coordinates of the image of a given point. 1 56% 51% 5 34 SR GE 8.G.A.4 Identify transformations which, when performed on a triangle, will result in a congruent figure. 1 53% 43% 10 35 SA GE 8.G.B.7 Determine an unknown side length of a right triangle using the Pythagorean Theorem. 1 55% 47% 8 36 SR GE 8.G.A.3 Determine the coordinates of a point in a figure on a coordinate plane after a reflection. 1 70% 64% 6 37 CR NSEE 8.EE.B.5 Graph a proportional relationship, interpreting the unit rate as the slope of the graph, and then compare that proportional relationship to another proportional relationship represented in a different way. 4 69% 61% 8 38 SR GE 8.G.A.2 Identify a transformation that would not result in a congruent figure. 1 69% 57% 12 39 SA NSEE 8.EE.A.1 Use and apply properties of integer exponents to simplify a numerical expression. 2 18% 30% -12 40 SA SP 8.SP.A.4 Use relative frequencies from a two-way frequency table to solve a real-world problem. 1 51% 48% 3