
Understanding Lines of Best Fit

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Sophia Harris
FREE Resource
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a line of best fit useful in data analysis?
It eliminates outliers from the data set.
It is used to calculate the mean of data.
It always passes through all data points.
It helps in predicting values for unsurveyed data.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What tool is recommended for drawing a line of best fit by eye?
A ruler
A compass
A protractor
A calculator
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one of the key criteria for a good line of best fit?
It should be parallel to the x-axis.
It should be perpendicular to the y-axis.
It should pass through the origin.
It should pass through as many points as possible.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should be approximately equal in a good line of best fit?
The number of data points and the number of variables
The number of points on the x-axis and y-axis
The number of points above and below the line
The number of positive and negative slopes
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the goal when minimizing the total distance from data points to the line?
To ensure the line is horizontal
To make the line vertical
To make the line as long as possible
To fit the data points as closely as possible
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which form is more useful for finding the equation of a line of best fit when the y-intercept is not visible?
Slope-intercept form
Point-gradient form
Quadratic form
Exponential form
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the two-point formula used for?
Calculating the area under a curve
Finding the equation of a line using two points
Determining the midpoint of a line segment
Calculating the slope of a tangent
Create a free account and access millions of resources
Similar Resources on Wayground
11 questions
Graphing Linear Inequalities Concepts

Interactive video
•
9th - 10th Grade
11 questions
Median-Median Line Concepts

Interactive video
•
9th - 10th Grade
11 questions
Understanding Lines and Graphs

Interactive video
•
9th - 10th Grade
11 questions
Graphing Techniques and Concepts

Interactive video
•
9th - 10th Grade
8 questions
Understanding Correlation in Scatterplots

Interactive video
•
9th - 10th Grade
8 questions
Determining Line Intersection

Interactive video
•
9th - 10th Grade
9 questions
Understanding Line Equations and Slope

Interactive video
•
9th - 10th Grade
10 questions
Statistics Concepts and Applications

Interactive video
•
9th - 10th Grade
Popular Resources on Wayground
10 questions
Lab Safety Procedures and Guidelines

Interactive video
•
6th - 10th Grade
10 questions
Nouns, nouns, nouns

Quiz
•
3rd Grade
10 questions
9/11 Experience and Reflections

Interactive video
•
10th - 12th Grade
25 questions
Multiplication Facts

Quiz
•
5th Grade
11 questions
All about me

Quiz
•
Professional Development
22 questions
Adding Integers

Quiz
•
6th Grade
15 questions
Subtracting Integers

Quiz
•
7th Grade
9 questions
Tips & Tricks

Lesson
•
6th - 8th Grade
Discover more resources for Mathematics
12 questions
Graphing Inequalities on a Number Line

Quiz
•
9th Grade
15 questions
Two Step Equations

Quiz
•
9th Grade
16 questions
Segment Addition Postulate

Quiz
•
10th Grade
12 questions
Absolute Value Equations

Quiz
•
9th Grade
20 questions
Parallel Lines and Transversals Independent Practice

Quiz
•
10th Grade
15 questions
Combine Like Terms and Distributive Property

Quiz
•
8th - 9th Grade
16 questions
Parallel Lines cut by a Transversal

Quiz
•
10th Grade
20 questions
Solving Multi-Step Equations

Quiz
•
10th Grade