Making Predictions Line/Curve of Best Fit

Flashcard
•
Mathematics
•
9th - 12th Grade
•
Hard
Standards-aligned
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14 questions
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1.
FLASHCARD QUESTION
Front
What is a line of best fit?
Back
A line of best fit is a straight line that best represents the data on a scatter plot. It is used to make predictions about future data points.
Tags
CCSS.8.EE.B.5
2.
FLASHCARD QUESTION
Front
What is a quadratic model?
Back
3.
FLASHCARD QUESTION
Front
How do you determine the equation of a line of best fit?
Back
To determine the equation of a line of best fit, you can use methods such as least squares regression, which minimizes the sum of the squares of the vertical distances of the points from the line.
4.
FLASHCARD QUESTION
Front
What does the slope of a line of best fit represent?
Back
The slope of a line of best fit represents the rate of change of the dependent variable (y) with respect to the independent variable (x).
Tags
CCSS.8.EE.B.5
5.
FLASHCARD QUESTION
Front
What is the significance of the y-intercept in a linear equation?
Back
The y-intercept is the value of y when x is 0. It represents the starting point of the line on the y-axis.
6.
FLASHCARD QUESTION
Front
What is the purpose of making predictions using a curve of best fit?
Back
The purpose of making predictions using a curve of best fit is to estimate unknown values based on the established relationship between the variables in the data set.
7.
FLASHCARD QUESTION
Front
How can you find the output of a quadratic equation for a given input?
Back
To find the output of a quadratic equation for a given input, substitute the input value for x in the equation and solve for y.
Tags
CCSS.HSF.IF.A.2
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