Vocabulary
Random
Describing Associations
Finding y
Calculator Skills
100
A graph with points to show the relationship between two sets of data
Scatter plot
100
This is a picture of a
Line of Best Fit/ Trend Line
100
Describe this association.
Strong, Positive, Linear
100
Using the scatterplot below, come up with a reasonable estimate for y when x = 5
About 20 or 21.
100
5+5
12
200
A group or collection of data points, numbers, or objects that are close together in a specific space,
Cluster
200
True or False: This Scatterplot has an Outlier
False
200
Describe this association
Weak, Negative, Linear
200
Using the scatterplot below, come up with a reasonable estimate for x when y = 60
Around 19 or 20.
200
(80 / 2)+ 2
42
300
A data point that is very different from the rest of the data
outlier
300
True or False- This Association Is Positive
False
300
Describe the association:
No association, with an outlier
300
Using the scatterplot below, come up with a reasonable estimate for y when x = 13
Somewhere from 40-45
300
54 + 47 - 3
98
400
A line on a scatter plot that helps show the correlation between data sets more clearly
Normally goes through at least 2 points
line of best fit
400
What is missing from the following scatterplot?
A title, labels on the axes, units
400
Describe the association
Moderate, Negative, Linear
400
Using the scatterplot below, come up with a reasonable estimate for y when x = 10
Around 20.
400
((16 x 2) / 4) + 3
11
500
A _________ correlation happens when both variables are moving in the same direction and increasing while a __________ correlation happens when the variables are going in different directions one increasing and one decreasing.
Positive, Negative
500
Would this be a positive association or negative
Positive
500
Describe the association
Strong, Positive, Nonlinear
500
Using the scatterplot below, come up with a reasonable estimate for x when y = 10
Around 12.
500
(10 + 9 x 4 - 13) / 3
11