Frequency and outcomes (Edexcel GCSE Maths): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the two main tools for organizing probability information?
What are the two main tools for organizing probability information?
Frequency trees & sample space diagrams
What do frequency trees show?
What do frequency trees show?
Frequencies for each possible result
What is the golden rule for frequency trees?
What is the golden rule for frequency trees?
Each frequency = sum of its branches
In a frequency tree, what does a number at a junction equal?
In a frequency tree, what does a number at a junction equal?
Total of numbers on branches from it
What should you do first when completing a frequency tree?
What should you do first when completing a frequency tree?
Start with the information you know
What does a sample space diagram display?
What does a sample space diagram display?
All possible results of two events
When creating a sample space diagram, what goes on each axis?
When creating a sample space diagram, what goes on each axis?
Outcomes of first & second events
Sample space diagrams are especially powerful for which type of events?
Sample space diagrams are especially powerful for which type of events?
Independent events
When flipping two coins, how many possible outcomes are there?
When flipping two coins, how many possible outcomes are there?
4
A bag has 30 counters. If , how many are white?
A bag has 30 counters. If , how many are white?
24