Scatter Plots Part 2
Flashcard
•
Mathematics
•
8th Grade
•
Hard
Wayground Content
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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 the slope of a trend line represent?
Back
The slope of a trend line represents the rate of change of the dependent variable (y) with respect to the independent variable (x).
3.
FLASHCARD QUESTION
Front
How do you find the y-intercept of a trend line?
Back
The y-intercept of a trend line is the point where the line crosses the y-axis, indicating the value of y when x is 0.
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 line of best fit do?
Back
A line of best fit summarizes the trend in a scatter plot by minimizing the distance between the data points and the line.
6.
FLASHCARD QUESTION
Front
How can you determine the equation of the line of best fit?
Back
The equation of the line of best fit can be determined using statistical methods such as linear regression.
7.
FLASHCARD QUESTION
Front
What is the significance of the point (0, b) in a linear equation?
Back
The point (0, b) represents the y-intercept of the line, indicating the value of y when x is zero.
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