
12/6/24 SEMESTER EXAM B
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is probability?
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 probability?
Back
Probability = (Number of favorable outcomes) / (Total number of outcomes)
3.
FLASHCARD QUESTION
Front
What does 'standard deviation' represent in statistics?
Back
Standard deviation measures the amount of variation or dispersion in a set of values.
4.
FLASHCARD QUESTION
Front
What is a 'combination' in mathematics?
Back
A combination is a selection of items from a larger set where the order does not matter.
5.
FLASHCARD QUESTION
Front
What is a 'permutation' in mathematics?
Back
A permutation is an arrangement of items from a set where the order does matter.
6.
FLASHCARD QUESTION
Front
How do you calculate the mean of a data set?
Back
Mean = (Sum of all values) / (Number of values)
7.
FLASHCARD QUESTION
Front
What is the difference between mean and median?
Back
Mean is the average of a set of numbers, while median is the middle value when the numbers are arranged in order.
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