What is probability?
7th Grade-Probability Review

Flashcard
•
Mathematics
•
7th Grade
•
Hard
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15 questions
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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 the formula for calculating the probability of an event?
Back
Probability = (Number of favorable outcomes) / (Total number of outcomes)
3.
FLASHCARD QUESTION
Front
If a coin is tossed, how many possible outcomes are there?
Back
There are 2 possible outcomes: Heads or Tails.
4.
FLASHCARD QUESTION
Front
What is a sample space in probability?
Back
A sample space is the set of all possible outcomes of a probability experiment.
5.
FLASHCARD QUESTION
Front
How many total outcomes are there when rolling a six-sided die?
Back
There are 6 total outcomes: 1, 2, 3, 4, 5, 6.
6.
FLASHCARD QUESTION
Front
What is the probability of rolling a 3 on a six-sided die?
Back
The probability is 1/6.
7.
FLASHCARD QUESTION
Front
What does it mean to replace an item in probability?
Back
Replacing an item means putting it back into the sample space before the next trial, keeping the total number of outcomes the same.
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