Types of Slope
Identify the Type of Slope in terms of "left" to right."
This slope goes down from left to right.
Negative
A rise of 3.
A run of 6.
m = 1/2
Find the slope using y2 - y1/x2 - x1
(10,8) (2,5)
m = -3/8
Identify the slope and y intercept in the following equation:
y = -6/5x + 7
m = -6/5
b = 7
Identify Domain and Range from the following set of ordered pairs:
{(5, 3), (8, 4), (2, 2), (7, 4), (9, 6)}
D: 2, 5, 7, 8, 9
R: 2, 3, 4, 6
How many sets of data do scatterplots compare?
2
Identify the Type of Slope in terms of "left" to right."
This slope is horizontal
Zero
A rise of 10.
A run of 5.
m = 2
Find the slope using y2 - y1/x2 - x1
(10,8) (12,15)
m = 7/2
Identify the slope and y intercept in the following equation:
y = x + 17
m = 1
b = 17
Identify Domain and Range from the following set of ordered pairs:
{(17, –9), (–13, 8), (0, 8), (–6, 2), (3, –2), (5 , 6)}
D:{–13, –6, –5, 0, 3, 17}
R:{–9, –8, –2, 2, 6, 8}
How are a positive slope and a positive scatterplot alike?
They both go up from left to right
Identify the Type of Slope in terms of "left" to right."
This slope goes up and down
Undefined
A rise of 12
A run of 6.
m = 2
Find the slope using y2 - y1/x2 - x1
(-2,-8) (2,-5)
m = 3/4
Identify the slope and y intercept in the following equation:
y = -x + 17
m = -1
b = 17
Identify the Domain and Range from the following data set:
{(7, –5), (–1, –2), (5, 4), (–6, 3), (14, –8), (–3, 6), (5, –4)}
D: {–6, –3, –1, 5, 7, 14}
R: {–8, –5, –4, –2, 3, 4, 6}
How are a negative scatterplot and a negative slope alike?
They both go down from left to right?
Identify the Type of Slope in terms of "left" to right."
This slope goes down from left to right.
Negative
A rise of 3.
A run of 12
m = 1/4
Find the slope using y2 - y1/x2 - x1
(0,-3) (12,-25)
m =-22/12
simplified m = -11/6
Identify the slope and y intercept in the following equation:
y = -45x
m = -45
b = nothing
Identify the Domain and Range from the following data set:
{(18, 9), (17, –6), (12, 15), (11, 7), (10, –8)}
D: {10, 11, 12, 17, 18}
R: {–8, –6, 7, 9, 15}
An undefined slope is similar to a scatterplot that has ____ relationship.
No
Identify the Type of Slope in terms of "left" to right."
This slope goes up from left to right.
Positive
A rise of 0.
A run of 0.
m = 0
Find the slope using y2 - y1/x2 - x1
(-5,-5) (-5,-5)
m = 0
Identify the slope and y intercept in the following equation:
y = 7
m = 0
b = 7
Identify the Domain and Range from the following data set:
{(4, 9), (–9, 9), (13, 9), (–6, 9), (5, 9), (–16, 9)}
D: {–16, –9, –6, 4, 5, 13}
R: 9
What do we call the "line" in a scatterplot that splits the data set?
The Line of Best Fit