What is a scatter plot?
Scatter plots and association

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A scatter plot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional axis.
2.
FLASHCARD QUESTION
Front
What does a positive correlation indicate in a scatter plot?
Back
A positive correlation indicates that as one variable increases, the other variable also increases.
3.
FLASHCARD QUESTION
Front
What does a negative correlation indicate in a scatter plot?
Back
A negative correlation indicates that as one variable increases, the other variable decreases.
4.
FLASHCARD QUESTION
Front
What does no correlation mean in a scatter plot?
Back
No correlation means there is no discernible relationship between the two variables; changes in one do not affect the other.
5.
FLASHCARD QUESTION
Front
How can you identify a positive correlation in a scatter plot?
Back
A positive correlation can be identified by a pattern where points slope upwards from left to right.
6.
FLASHCARD QUESTION
Front
How can you identify a negative correlation in a scatter plot?
Back
A negative correlation can be identified by a pattern where points slope downwards from left to right.
7.
FLASHCARD QUESTION
Front
What type of association would you expect between years of education and annual income?
Back
Positive association; generally, more years of education lead to higher annual income.
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