Cubic Regression and Model Evaluation
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main objective of the video tutorial?
To find a logarithmic regression equation
To find a quadratic regression equation
To find a cubic regression equation
To find a linear regression equation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which tool is used in the video to find the regression equation?
MATLAB
Desmos
Google Sheets
Excel
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you look for in a scatter plot to identify a cubic pattern?
A curve that changes direction twice
A sinusoidal wave
A parabolic curve
A straight line
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in entering data into Desmos?
Adding a graph
Adding a table
Adding a chart
Adding a list
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to ensure ordered pairs line up correctly in Desmos?
To make the graph look neat
To ensure accurate data analysis
To use less memory
To save time
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the R value when a linear model is attempted?
0.4
0.04
-0.2
0.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a linear model not suitable for the data set?
The R value is too low
The data is perfectly linear
The R value is too high
The data is too scattered
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