WorksheetsCorrelation Quiz
Total questions: 7
Worksheet time: 4mins
What does Correlation measure?
The average of two variables
The difference between two variables
The strength and direction of the relationship between two variables
How many times a value is repeated
If r = +1, what does that mean?
Perfect positive correlation
Perfect negative correlation
No correlation
Outliers detected
If r = -1, what does that mean?
Strong positive correlation
Strong negative correlation
No relationship
The variables are identical
If r = 0, what does that mean?
There is no linear relationship
Strong positive relationship
Strong negative relationship
Data is identical
What type of correlation is this: As income increases, spending increases.
Positive correlation
Negative correlation
No correlation
Outlier correlation
Which of the following is NOT true about correlation?
Correlation shows the relationship between two variables
Correlation tells you which variable causes the other
Correlation has values between -1 and +1
Correlation can be positive or negative
What kind of graph is used to visualize correlation?
Box Plot
Pie Chart
Scatter Plot
Bar Chart
