
Exploring Linear Regression Concepts
Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Lucas Foster
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of linear regression?
To find the average of a data set
To calculate the mode of a data set
To find the line of best fit for a set of data
To determine the median value
Tags
CCSS.8.SP.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example problem, what is the relationship between latitude and temperature?
Latitude and temperature both increase
Latitude and temperature are unrelated
As latitude increases, temperature increases
As latitude increases, temperature decreases
Tags
CCSS.HSF.BF.B.3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which button do you press first on your graphing calculator to start entering data for linear regression?
2nd
Stat
Graph
Mode
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where do you enter the x-values when inputting data into the graphing calculator?
L3
L2
L4
L1
Tags
CCSS.HSA.REI.D.12
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the 'a' value represent in the linear regression equation y = ax + b?
The y-intercept
The slope
The x-intercept
The correlation coefficient
Tags
CCSS.HSF.LE.B.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the y-intercept (b) indicate in the context of the latitude and temperature example?
The temperature at the North Pole
The temperature at the equator
The average temperature
The highest recorded temperature
Tags
CCSS.HSF.LE.B.5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
According to the linear regression model, what happens to the temperature for every degree increase in latitude?
It fluctuates randomly
It increases by 1 degree
It decreases by 1 degree
It remains constant
Tags
CCSS.HSF.LE.B.5
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