Scatter Plots and Lines of Best Fit

Flashcard
•
Mathematics
•
8th - 9th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a scatter plot?
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 line of best fit represent in a scatter plot?
Back
A line of best fit is a straight line that best represents the data on a scatter plot, indicating the general direction of the data points.
3.
FLASHCARD QUESTION
Front
What does it mean if a scatter plot shows a positive correlation?
Back
A positive correlation means that as one variable increases, the other variable also tends to increase.
4.
FLASHCARD QUESTION
Front
What does it mean if a scatter plot shows a negative correlation?
Back
A negative correlation means that as one variable increases, the other variable tends to decrease.
5.
FLASHCARD QUESTION
Front
What is an outlier in a scatter plot?
Back
An outlier is a data point that is significantly different from other data points in the scatter plot, often lying far away from the trend.
6.
FLASHCARD QUESTION
Front
What is a cluster in a scatter plot?
Back
A cluster is a group of data points that are closely packed together in a certain area of the scatter plot.
7.
FLASHCARD QUESTION
Front
What does it mean if there is no correlation in a scatter plot?
Back
No correlation means that there is no apparent relationship between the two variables; the data points do not follow a trend.
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