What is a scatter plot?
Scatter Plots

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 the line of best fit represent in a scatter plot?
Back
The line of best fit represents the trend in the data, showing the general direction that the data points follow.
3.
FLASHCARD QUESTION
Front
How do you determine the y-intercept from a line of best fit?
Back
The y-intercept is the point where the line crosses the y-axis, indicating the value of y when x is zero.
4.
FLASHCARD QUESTION
Front
What is the equation of a line in slope-intercept form?
Back
The equation of a line in slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept.
5.
FLASHCARD QUESTION
Front
What does a negative slope indicate in a scatter plot?
Back
A negative slope indicates that as one variable increases, the other variable decreases.
6.
FLASHCARD QUESTION
Front
How can you estimate values using a scatter plot?
Back
You can estimate values by locating a point on the scatter plot and using the line of best fit to find corresponding values.
7.
FLASHCARD QUESTION
Front
What is the purpose of using a line of best fit?
Back
The purpose of using a line of best fit is to summarize the relationship between variables and make predictions.
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