Marble bag

Marble bag

Auto-markingPencil and paperOnline interactive
Overview
Using this Resource
Connecting to the Curriculum
Marking Student Responses
Further Resources
This task is about the chance of something happening.
Ben's favourite colour is red.
Tamati's favourite colour is green.
Sarah's favourite colour is yellow.
Mia's favourite colour is blue.
 
Use the information about favourite colours above to answer the question.

Question

  1. A bag has 3 red, 5 green, 6 yellow, and 4 blue marbles in it. If one marble is picked out, who has the best chance of this marble being their favourite colour?

    • Ben

    • Tamati

    • Sarah

    • Mia

    • They all have the same chance

Question

  1. Another bag has 4 red, 4 green, 4 yellow, and 4 blue marbles in it. If one marble is picked out, who has the best chance of this marble being their favourite colour?

    • Ben

    • Tamati

    • Sarah

    • Mia

    • They all have the same chance

Question

  1. Another bag has 3 red, 6 green, 3 yellow, and 6 blue marbles in it. If one marble is picked out, who has the best chance of this marble being their favourite colour?

    • Ben

    • Ben and Sarah have the same chance

    • Tamati

    • Tamati and Mia have the same chance

    • They all have the same chance

Task administration: 
This task can be completed with pencil and paper or online (with auto marking displayed to students).
 
Level:
3
Curriculum info: 
Maths, Statistics, Probability
Keywords: 
probability
Description of task: 
Students select answers to show which child has the best chance of selecting their favourite coloured marble from a bag.
Curriculum Links: 
This resource can be used to help to identify students' understanding of comparing the likelihoods for simple situations involving chance.
Learning Progression Frameworks
This resource can provide evidence of learning associated with
Interpreting statistical and chance situations, sets 3-4
within the Mathematics Learning Progressions Frameworks.
Read more about the Learning Progressions Frameworks.
Answers/responses: 
 

Y6 (12/1998)
a) C very easy
b) E very easy
c) D easy

 

For more information click the Probability concept map.