Unit 31 Concept Check Data Interpretation and Graphs

The students are designing a school flag. Each student voted for a background color. The results are shown in the list below. Red – 22, Green – 28, Yellow – 15, Blue – 29, White – 9. Which graph best displays the data?

• Graph A

• Graph B

• Graph C

• Graph D

Tags

TEKS.MATH.3.8A

The stem-and-leaf plot below shows the tons of freight hauled by each freight car in a train. Which dot plot represents this data? Stem | Leaf 0 | 5 1 | 0 0 5 5 2 | 0 0 0 0 (0 | 5 represents 0.5 ton.)

• Dot Plot A

• Dot Plot B

• Dot Plot C

• Dot Plot D

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Terri created a stem and leaf plot to show the favorite sports of students in her class. Is a stem-and-leaf plot an appropriate representation for Terri’s data?

• Yes, because the data are categorical

• No, because the data are numerical

• Yes, because the data are numerical

• No, because the data are categorical

A science class researched the total inches of snowfall each winter for a 7-year period. the data is shown. Complete the stem- and leaf plot to match the given data. Order each row of leaves from least to greatest.

c

d

e

f

g

h

i

28 in.

3

0

30 in.

2

9

8

7

6

An entomologist measured the lengths of some insects to the nearest 1/8 inch. The chart shows the results. The data for insect J is missing. Create a dot plot that represent the length of all insects.

Tags

CCSS.3.MD.B.4