topic badge

1.04 Associations between numerical variables

Interactive practice questions

Which of the following graphs have negative correlations?

A

B

C

D

E
Easy
< 1min

Which of the following graphs have positive correlations?

Easy
< 1min

Which of the following graphs have a nonlinear correlation?

Medium
< 1min

What of the following graphs have a linear correlation?

Easy
< 1min
Sign up to access Practice Questions
Get full access to our content with a Mathspace account

Outcomes

3.1.2.1

construct a scatterplot to identify patterns in the data suggesting the presence of an association

3.1.2.2

understand an association between two numerical variables in terms of direction (positive/negative), form (linear) and strength (strong/moderate/weak)

3.1.3.2

use a scatterplot to identify the nature of the relationship between variables

What is Mathspace

About Mathspace