Scatter Plots and Trend Lines
Flashcard
•
Mathematics
•
7th - 12th Grade
•
Hard
+6
Standards-aligned
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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 variables by displaying data points on a two-dimensional axis.
Tags
CCSS.HSF-IF.C.7A
2.
FLASHCARD QUESTION
Front
What does a positive correlation in a scatter plot indicate?
Back
A positive correlation indicates that as one variable increases, the other variable also increases.
Tags
CCSS.HSS.ID.B.5
3.
FLASHCARD QUESTION
Front
What does a negative correlation in a scatter plot indicate?
Back
A negative correlation indicates that as one variable increases, the other variable decreases.
Tags
CCSS.HSS.ID.B.5
4.
FLASHCARD QUESTION
Front
What does 'no correlation' mean in the context of scatter plots?
Back
No correlation means there is no apparent relationship between the two variables being plotted.
Tags
CCSS.HSF-LE.A.1B
5.
FLASHCARD QUESTION
Front
How do you interpret the slope of a trend line?
Back
The slope of a trend line indicates the rate of change between the two variables; a positive slope means an increase, while a negative slope means a decrease.
Tags
CCSS.8.EE.B.5
6.
FLASHCARD QUESTION
Front
What is the formula for calculating the slope of a line?
Back
The slope (m) is calculated as m = (change in y) / (change in x).
Tags
CCSS.8.EE.B.5
7.
FLASHCARD QUESTION
Front
What does a slope of -5/7 represent in a real-world context?
Back
A slope of -5/7 means that for every 7 units increase in the x-variable, the y-variable decreases by 5 units.
Tags
CCSS.8.EE.B.5
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