Bivariate Data- Scatterplots/Trend Lines

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is bivariate data?
Back
Bivariate data involves two variables and is used to determine the relationship between them.
2.
FLASHCARD QUESTION
Front
What is a scatterplot?
Back
A scatterplot is a graphical representation of bivariate data where each point represents an observation.
3.
FLASHCARD QUESTION
Front
What does a trend line represent in a scatterplot?
Back
A trend line represents the general direction or pattern of the data points in a scatterplot.
4.
FLASHCARD QUESTION
Front
How can you identify a linear relationship in a scatterplot?
Back
A linear relationship can be identified if the data points roughly form a straight line.
5.
FLASHCARD QUESTION
Front
What does a positive correlation indicate?
Back
A positive correlation indicates that as one variable increases, the other variable also tends to increase.
6.
FLASHCARD QUESTION
Front
What does a negative correlation indicate?
Back
A negative correlation indicates that as one variable increases, the other variable tends to decrease.
7.
FLASHCARD QUESTION
Front
What is the line of best fit?
Back
The line of best fit is a straight line that best represents the data on a scatterplot, minimizing the distance from all points.
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