Correlation Coefficient
Graphs
Correlation Coefficient Pt. 2
More Correlation
100
Describe this correlation coefficient: -0.9
Negative, Strong
100
Draw a graph with a strong positive correlation.
Example:
100
Describe the correlation coefficient: -0.27
Weak Negative
100
A graphical depiction of correlation.
Scatterplot
200
Give a correlation coefficient that is weak and negative.
Variable answers
200
Give me a likely correlation coefficient for this graph.
Variable answers -0.7-0.9
200
Describe the Correlation Coefficient: 0.155
Weak Positive
200
The range of a correlation coefficient is:
+1.00 and -1.00?
300
Give a correlation coefficient that is weak and positive.
Multiple solutions
300
Draw a graph with a strong positive correlation.
Variable answers.
300
What is a likely correlation coefficient of the below graph?
variable answers: NEGATIVE WEAK
300
As one variable increases, the second variable increases also.
Positive Correlation
400
What vocabulary term means to measure the strength of a linear relationship between to quantitative variables.
Correlation
400
Describe the correlation of this graph.
No correlation.
400
What does a scatter plot with a correlation coefficient of r=0 represent? (WORDS, not a drawing).
No correlation.
400
The extent or degree to which two variables are related.
Correlation
500
True or False: Establishing causation requires a way to show how one variable can influence the other.
True
500
What is the correlation coefficient of the following graph?
r=1
500
True or False: A positive correlation between two variables indicates causation.
False
500
A single number that represents the degree of relation between two variables.
Correlation Coefficient