Birth months I

Birth months I

Pencil and paper
Overview
Using this Resource
Connecting to the Curriculum
Marking Student Responses
Further Resources
This task is about planning a statistical investigation.

 

small_December calendar.jpg

 

Lagi wanted to find out what month of the year was the most common for birthdays in Year 8. 

She decided to carry out an investigation in her school to find this out.

 
a)
What question will Lagi need to ask to get information for her investigation?
 
 

 

 
 
b) Who will Lagi need to ask?
 

 

 
c) Design a table (not a graph) in the box below that Lagi could use as she collected her data.   

 

 

 

 

 

  

 
d)
Lagi wants to present her data to the class. What type of graph could she use?
 
 
Task administration: 
This task is completed with pencil and paper only.
Level:
4
Curriculum info: 
Maths, Statistics, Statistical investigations
Keywords: 
planning investigations, surveys, tally charts, table construction
Description of task: 
Students plan aspects of a statistical investigation about the most common birth month in Year 8, including designing a table for data collection.
Curriculum Links: 
 
This resource can be used to help to identify students' ability to design a survey of students and a way to collect data .
Learning Progression Frameworks
This resource can provide evidence of learning associated with
Statistical investigations, set 5
within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
 

Y8 (11/2001)

a)

"What month is your birthday in?" or similar question.
NOTE: Do not accept "When is your birthday?"

easy

b)

Accept any of:

  • Year 8 students in her school.
  • All Year 8 students.
  • A representative sample of Year 8 students.

NOTE: Do not accept "Year 8s" or "Year 8s in her class."

moderate

c)

A table which includes:

  • A column or row for months of the year.
  • A column or row for tally marks.
  • A column or row for the total/frequency of birthdays in each month.

 

easy
moderate
difficult

d)

Any 1 of:

  • Dot Plot
  • Bar Graph
  • Strip Graph
  • Pictograph
  • Pie Graph

moderate