Marine fish

Marine fish

Pencil and paper
Overview
Using this Resource
Connecting to the Curriculum
Marking Student Responses
Further Resources
This task is about creating a dot plot from data in a tally chart.
Some students did a tally of the fish they saw in the aquarium at Marine Park.
This is what they counted.
 
Shark - Mangō

Stingray - Whai
Snapper - Tāmure
Barracouta - Mangaa
Eel - Tuna
Gurnard - Kumukumu
Groper - Hāpuku
Flounder - Pātiki
 
a)
 
Complete the dot plot below showing the students' results. Remember to give your graph a title.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 
b)
 
Which was the most common fish the students saw? _______________
 
c) The students saw the same number of flounder as which other fish? _______________
Task administration: 
This task is completed with pencil and paper only.
Level:
3
Curriculum info: 
Maths, Statistics, Statistical investigations
Keywords: 
dot plots, tally charts, graph construction, graph interpretation
Description of task: 
Students construct a dot plot of fish seen at an aquarium from a tally chart, and answer questions interpreting the results.
Curriculum Links: 
This resource can be used to help to identify students' ability to construct and interpret a graph.
Learning Progression Frameworks
This resource can provide evidence of learning associated with
Statistical investigations, set 4
within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
  

Y6 (06/1998)
a) For drawing in dots correctly.
For appropriate title, e.g., Fish at Marine Park.
 easy
moderate
b) Snapper - Tāmure very easy
c) Barracouta - Mangaa very easy

NOTE:  Encourage students to align the dots horizontally so "bars" with the same number of dots are the same height. No marks were deducted during the trial for not aligning the dots.