Sample space diagrams (AQA GCSE Statistics): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
What is a sample space in probability?
What is a sample space in probability?
A complete list of all possible outcomes of an experiment.
How to denote a sample space?
How to denote a sample space?
Use the symbol S and write in set notation with braces.
What is the formula for probability of an event occurring?
What is the formula for probability of an event occurring?
P(event) = number of favorable outcomes / total outcomes.
How to create a sample space for two dice?
How to create a sample space for two dice?
List outcomes as ordered pairs: (die1, die2).
What is the sample space for two spinners numbered 1-3?
What is the sample space for two spinners numbered 1-3?
S = {(1,1), (1,2), (1,3), (2,1), (2,2), (2,3), (3,1), (3,2), (3,3)}.
What does equally likely outcomes ensure in probability?
What does equally likely outcomes ensure in probability?
They ensure fair and unbiased probability calculations.
How many outcomes for two events with 3 options each?
How many outcomes for two events with 3 options each?
Total outcomes = 3 x 3 = 9.
Why is order important in outcomes?
Why is order important in outcomes?
Different orders represent different outcomes.
How to count repeated outcomes in dice rolls?
How to count repeated outcomes in dice rolls?
Count each combination separately, e.g., (1,3) and (3,1).
What is a systematic way to list outcomes?
What is a systematic way to list outcomes?
Use a table to organize combinations methodically.