Scatter plot
Which relationship is modeled by the scatter plot
Negative Linear Relationship
What form must lines of fit must be written in?
Slope-intercept form or y=mx +b
What two things do we interpret in a line of fit?
slope and y-intercept
Which variable is used to represent slope
m
An empty space between points in a scatter plot
Gap
As x increases, y increases is called a...
Positive Linear Relationship
Is the line a good line of fit for the data?
No, there are too many points below the line of fit.
Interpret the y-intercept of the scatter plot
What movie is this?
Hidden Figures
A close grouping of points on a scatter plot
Cluster
This relationships shows a curve
Nonlinear relationship
Why is this a good line of fit?
It passes through most points, shows a trend, linear, etc
Interpret means...
to explain the meaning of something
What chess piece moves vertically and horizontally only?
The Rook (or castle)
Define an outlier
A data point that doesn't follow the trend, or is far away from most of the data.
What relationship is modeled by the sentence...
"As a biker’s speed increases, their time to get to the finish line decreases."
Negative Linear Relationship
What is the line of fit for the data?
y=9/4x + 0 or y=9/4x
Interpret the slope for the line of fit
The temperature of the tank drops 2 degrees every hour.
What is the name of this transformation?
Translation
Define a line of fit
A linear line that shows where points are trending. It passes through most points.
Which relationship is modeled by the sentence...
"Quarters played in a basketball game vs. total points scored."
Positive Linear
What is the criteria to make a good line of fit (4 things)
1. Must be linear
2. Passes through most of the points
3. Is centered amongst the data
4. Must be in slope intercept form
Which style of art did Pablo Picasso help create?
Cubism