Correlation: Definition, Analysis & Examples


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question 1 of 3

r = -0.4 represents what kind of correlation?

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1. As one data set increases, the other must _____ in order to show a positive correlation.

2. The scatterplot below shows _____ correlation between the two data sets.

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About This Quiz & Worksheet

Evaluate your ability to understand the characteristics of correlation. The quiz will test your understanding of no correlation between two sets of data and a what is indicated when data shows a tight line that goes up and to the right on a graph.

Quiz & Worksheet Goals

You will be tested on:

  • What both data sets must do in order to have a positive correlation
  • No correlation between two sets of data
  • What type of correlation is represented by r=-0.4
  • Data that shows a tight line that goes up and to the right
  • A picture example of correlation

Skills Practiced

The worksheet and quiz will let you practice the following abilities:

  • Problem solving - use acquired knowledge to solve correlation practice problems
  • Reading comprehension - ensure that you draw the most important information from the lesson on correlation
  • Information recall- access the knowledge you've gained regarding what two pieces of data must do in order to indicate a positive correlation

Additional Learning

To review the material about correlation, read through the lesson called Correlation: Definition, Analysis & Examples. The lesson will help you to:

  • Identify what correlation is and why a scatter plot is used to indicate correlation
  • Recall the different types of correlation and what the scatter plots look like for each type
  • Learn about what the correlation coefficient is and what it can indicate
  • Apply knowledge of the lesson to examples