Scatter Plots
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Objective
I can describe the relationship between two sets of data shown on a scatter plot as positive, negative, or no correlation.
Part 1 of 3
Warm-up video
Khan Academy · 2:26Vetted channel
We don't generate video — this one is by Khan Academy on YouTube. The practice questions and exit ticket below were drafted by AI for this objective, and every question is editable in the teacher guide.
Part 2 of 3
Practice
7 questions
Which of the following describes a positive correlation on a scatter plot? A) As one variable increases, the other variable decreases. B) As one variable increases, the other variable increases. C) The points on the graph are scattered randomly with no clear trend. D) The points on the graph form a horizontal line.
What does it mean when a scatter plot shows no correlation between two sets of data? A) There is a strong relationship between the two variables. B) There is a negative relationship between the two variables. C) There is no apparent relationship between the two variables. D) As one variable increases, the other variable always increases.
Part 3 of 3
Exit ticket
Quick comprehension check
“If a scatter plot shows the relationship between the number of hours spent watching television and grades in school, would you expect a positive correlation, a negative correlation, or no correlation? If a scatter plot shows the relationship between the number of books a person reads and their vocabulary size, would you expect a positive correlation, a negative correlation, or no correlation? If a scatter plot shows the relationship between a person's birth month and their height, would you expect a positive correlation, a negative correlation, or no correlation?”
Sample answer included in the free materials
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