G3 U12 Assessment Key
Grade 3 Unit 12 Assessment Data and Graphing
Answer Key All questions are worth 1 point unless otherwise noted. 1.
2.
3.
4.
5.
D
D
A
BCD
D
3.MD.3
3.MD.3
3.MD.3
3.MD.3
3.MD.3
6.
7.
8.
9.
10.
D
B
C
AB
B
3.MD.3
3.MD.3
3.MD.3
3.MD.3
3.MD.3
11.
12.
13.
14.
D
C
AB
AC
3.MD.3
3.MD.4
3.MD.4
3.MD.4
15. 2 points: Student accurately measures the length of each rectangle. Sample response is not to scale:
(continued on the next page)
Copyright © Swun Math Grade 3 Unit 12 Assessment (Answer Key)
2 points: Student correctly draws and labels a line plot (including horizontal scale and title) and accurately represents the length data. Sample line plot [NOTE: The first and last number on the horizontal scale do not need to match the model, but must include the range of data.]:
X
l
l¼
X
X
X
X
X
X
l½
l¾
2
2¼
X 2½
Length of Rectangles (inches) 3.MD.4 16. 2 points: Student correctly completes the bar graph. 2 points: Student gives an accurate explanation. Explanations may vary. Sample explanations: If the scale represented 10 jellybeans instead of 5… …there would be fewer horizontal lines in the graph. …the bars for watermelon and lemon would end between horizontal lines. 3.MD.3
Copyright © Swun Math Grade 3 Unit 11 Assessment (Answer Key)
Answer Key All questions are worth 1 point unless otherwise noted. 1.
2.
3.
4.
5.
D
D
A
BCD
D
3.MD.3
3.MD.3
3.MD.3
3.MD.3
3.MD.3
6.
7.
8.
9.
10.
D
B
C
AB
B
3.MD.3
3.MD.3
3.MD.3
3.MD.3
3.MD.3
11.
12.
13.
14.
D
C
AB
AC
3.MD.3
3.MD.4
3.MD.4
3.MD.4
15. 2 points: Student accurately measures the length of each rectangle. Sample response is not to scale:
(continued on the next page)
Copyright © Swun Math Grade 3 Unit 12 Assessment (Answer Key)
2 points: Student correctly draws and labels a line plot (including horizontal scale and title) and accurately represents the length data. Sample line plot [NOTE: The first and last number on the horizontal scale do not need to match the model, but must include the range of data.]:
X
l
l¼
X
X
X
X
X
X
l½
l¾
2
2¼
X 2½
Length of Rectangles (inches) 3.MD.4 16. 2 points: Student correctly completes the bar graph. 2 points: Student gives an accurate explanation. Explanations may vary. Sample explanations: If the scale represented 10 jellybeans instead of 5… …there would be fewer horizontal lines in the graph. …the bars for watermelon and lemon would end between horizontal lines. 3.MD.3
Copyright © Swun Math Grade 3 Unit 11 Assessment (Answer Key)
