In a regression line, what does the letter 'a' represent?

Interpreting Slope and Y-Intercept in Regression Analysis

Interactive Video
•
Mathematics
•
6th - 10th Grade
•
Hard

Liam Anderson
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Slope
Rate of change
Y-intercept
X-intercept
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the predicted y value in a regression equation denoted by?
y
y-hat
x
b
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the football team example, what does a negative slope indicate?
As the number of slices increases, the number of laps increases
As the number of slices decreases, the number of laps decreases
As the number of slices increases, the number of laps decreases
As the number of slices decreases, the number of laps increases
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the y-intercept in the football team example?
0.67
10
0
1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the slope interpreted in the context of the football team example?
For each additional pizza slice eaten, the number of laps decreases by 1
For each additional pizza slice eaten, the number of laps increases by 1
For each additional pizza slice eaten, the number of laps decreases by 0.67
For each additional pizza slice eaten, the number of laps increases by 0.67
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the sugar and flower freshness example, what does a positive slope indicate?
As the amount of sugar increases, the freshness decreases
As the amount of sugar increases, the freshness increases
As the amount of sugar decreases, the freshness increases
As the amount of sugar decreases, the freshness decreases
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the y-intercept in the sugar and flower freshness example?
15.8
0.67
180.8
10
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