Correlation

12 questions

1. Bivariate data has ___ variables that are together.
2. Which type of graph can be used to display bivariate data by plotting coordinates on a grid?
3. Which variable is usually assigned to the horizontal axis of a scatter graph?
4. Which scatter graphs shows a case where as one variable increases the other variable also tends to increase?
5. In which graph does the line have a positive gradient?
6. The line in the graph has a ___ gradient.
7. The word ___ describes the extent to which the association is close to a linear association.
8. A positive correlation suggests that as the independent variable increases, the dependent variable ___.
9. Which graph shows a negative correlation?
10. Which type of correlation best describes the data in the scatter graph?
11. Which graph could be described as having an association/relationship which is not linear?
12. True or false? Correlation always implies that one variable is affecting the other.

License: OGL