Unit 4.D CW: Scatterplots and Line of Best Fit
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Mathematics
•
8th - 11th Grade
•
Hard
+4
Standards-aligned
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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 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.
Tags
CCSS.8.SP.A.2
3.
FLASHCARD QUESTION
Front
How do you determine the slope of a line from its equation?
Back
The slope is the coefficient of x in the equation of the line, indicating how much y changes for a unit change in x.
Tags
CCSS.8.EE.B.5
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.
Tags
CCSS.8.EE.B.6
CCSS.8.F.A.3
5.
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 tends to increase.
Tags
CCSS.HSS.ID.B.5
6.
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 tends to decrease.
Tags
CCSS.HSS.ID.B.5
7.
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; the data points do not follow a trend.
Tags
CCSS.HSF-LE.A.1B
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