Two-Way Tables & Relative Frequency

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a two-way table?
Back
A two-way table is a statistical table that displays the frequency distribution of two categorical variables, allowing for the analysis of the relationship between them.
2.
FLASHCARD QUESTION
Front
What is relative frequency?
Back
Relative frequency is the ratio of the number of times an event occurs to the total number of trials or observations, often expressed as a percentage.
3.
FLASHCARD QUESTION
Front
How do you calculate relative frequency from a two-way table?
Back
To calculate relative frequency, divide the frequency of the specific category by the total frequency of all categories.
4.
FLASHCARD QUESTION
Front
What does it mean if a relative frequency is 74%?
Back
It means that 74% of the total surveyed population falls into that specific category.
5.
FLASHCARD QUESTION
Front
What is the purpose of using two-way tables in statistics?
Back
Two-way tables help to summarize and analyze the relationship between two categorical variables, making it easier to identify patterns and trends.
6.
FLASHCARD QUESTION
Front
If 30 out of 100 students like math, what is the relative frequency of students who like math?
Back
The relative frequency is 30%.
7.
FLASHCARD QUESTION
Front
What is the significance of the total population in relative frequency calculations?
Back
The total population serves as the denominator in relative frequency calculations, providing context for the proportion of a specific category.
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