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Massachusetts Comprehensive Assessment System

2012, Grade 3 Mathematics

  Question 5: Open-Response no calculator allowed
The table below shows the numbers of seashells that four children found at the beach.
Seashells Found
ChildNumber of
Seashells
Bob9
Carlos9
Edwin5
Fred10
  1. Complete the bar graph below by drawing bars to show the number of seashells each child found.
A lined graph with the title Seashells Found. The x-axis is labeled Child and the names Bob, Carlos, Edwin, and Fred are written along the axis. The y-axis is labeled Number of Seashells and is numbered from 0 to 12 by twos.
  1. Use the data from your bar graph to write a sentence that compares the numbers of seashells the children found.

Scoring Guide and Sample Student Work
Select a score point in the table below to view the sample student response.

ScoreDescription
2 The student response demonstrates an exemplary understanding of the Data Analysis, Statistics, and Probability concepts involved in constructing bar graphs. The student constructs a bar graph and writes a comparison sentence about the data in the graph.
2
1 The student response demonstrates a fair understanding of the Data Analysis, Statistics, and Probability concepts involved in constructing bar graphs. While some aspects of the task are completed correctly, others are not. The mixed evidence provided by the student merits 1 point.
0 The student response contains insufficient evidence of an understanding of the Data Analysis, Statistics, and Probability concepts involved in constructing bar graphs to merit any points.

Note: There are 2 sample student responses for Score Point 2.

Grade 3 Mathematics

Question 5: Data Analysis, Statistics, and Probability
Question 10: Measurement

Return to the MCAS 2012 Student Work Directory



Last Updated: September 7, 2016
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