What is probability?
Probability

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Probability is a measure of the likelihood that an event will occur, expressed as a number between 0 and 1.
2.
FLASHCARD QUESTION
Front
What is an independent event in probability?
Back
An independent event is one where the outcome of one event does not affect the outcome of another.
3.
FLASHCARD QUESTION
Front
What is a dependent event in probability?
Back
A dependent event is one where the outcome of one event affects the outcome of another.
4.
FLASHCARD QUESTION
Front
How do you calculate the probability of an event?
Back
Probability = (Number of favorable outcomes) / (Total number of possible outcomes).
5.
FLASHCARD QUESTION
Front
What is the probability of drawing a blue card if 200 out of 5000 cards are blue?
Back
The probability is 200/5000 = 0.04 or 4%.
6.
FLASHCARD QUESTION
Front
If you roll a die, what is the probability of rolling a 4?
Back
The probability is 1/6, since there is one favorable outcome (rolling a 4) out of six possible outcomes.
7.
FLASHCARD QUESTION
Front
What is the probability of rolling a number less than 3 on a die?
Back
The probability is 2/6 or 1/3, since the favorable outcomes are rolling a 1 or 2.
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