Show:
Rate of Change
Slope-Intercept Form
Point-Slope Form
Standard Form
Parallel and Perpendicular Lines
Scatter Plots
100
Complete this sentence: "Rate of Change can be described as vertical change over ____________ change."
What is horizontal
100
Identify slope-intercept form
What is y=mx+b
100
Standard form is most helpful when trying to find these.
What are x and y-intercepts
100
How do you know if two equations are parallel?
They have the same slope, but different y-intercepts
100
What kind of correlation does the graph in Diagram E have?
What is negative
200
In the form y = mx + b, what does the m stand for?
What is slope
200
Write the equation of the graph in Diagram C.
What is y=2x-3
200
Identify the x-intercept of the equation 7x + 3y = -21
What is -3
200
How do you know if two equations are perpendicular?
Their slopes are opposite reciprocals.
200
Complete the statement: The correlation coefficient (r) is a number between ________ and _________ that shows how closely a line fits a set of data.
What is -1 and 1
300
The linear function in diagram A has this slope.
What is no slope?
300
Identify point-slope form
What is y-y1=m(x-x1)
300
Identify the y-intercept in the equation 3x + y = 2
What is 2
300
Identify the slope of a line that would be parallel to the equation y=6x-3
What is 6
300
Describe slope of the trend line in context of Diagram F.
As the number of hours of video games played decreases the GPA increases
400
What is the slope of table A on the student handout?
What is 2/3
400
Find the equation of (1,4), (-2,3) in point-slope form.
What is y-4=(1/3)(x-4)
400
Using Diagram D, fill in the number that would make the equation x + ___y = 6 match the graph.
What is 2
400
Write the equation of a line that would be parallel to the line y = 3 that goes through (4, 7)
What is x=4
400
Would a positive trend in gas prices and the number of babies born imply causation?
No
500
Describe the slope of the line in Diagram B in context.
For every increase of 4m/s one second will pass
500
Rewrite the equation y - 9 = (1/2)(x - 8) in slope-intercept form.
What is y=(1/2)x+5
500
Standard form cannot have these.
What are fractions, decimals and lead with a negative x term
500
Write the equation of a line that is perpendicular to 3x+4y=12 and goes through the point (1, 2).
What is y-2=(4/3)(x-1)
500
Find the line of best fit and the correlation coefficient for the data in Table B on the student handout.
What is y=2.15x-1.4 with r=.99