“Correlate To” vs. “Correlate With” – Understanding the Link

In discussions of relationships between variables or concepts, the verb “correlate” often surfaces. But should it be followed by “to” or “with”? This article will guide you through the correct use of these phrases.

Quick Summary

The phrase “correlate with” is generally the correct choice when expressing a relationship or connection between two things. “Correlate to” is less commonly used and is often considered incorrect in the context of showing correlation.

“Correlate To” vs. “Correlate With” – Which is Correct?

“Correlate with” is the preferred phrase when you are discussing two or more items that have a mutual relationship. “Correlate to” is less standard and can sometimes be used in informal speech, but for scientific or statistical precision, “correlate with” is the correct form. Here’s a brief guide:

Phrase	When to Use	Example
Correlate with	When indicating a relationship or connection between things	High levels of stress often correlate with health issues.
Correlate to	Generally not preferred in standard usage	–

How to Use “Correlate With”

“Correlate with” is used when describing a statistical or logical association between two variables or sets of data. Here are examples of how to use it:

“Her performance in the tests correlates with her study habits.”

“The increase in sales correlates with the recent marketing campaign.”

How to Use “Correlate To”

While “correlate to” is less commonly used, it may sometimes appear in informal contexts. However, it is important to note that for clarity and correctness, especially in academic and professional settings, “correlate with” should be used.

Practice Exercises

Choose the correct preposition to complete the sentences:

1. The rise in temperatures _ (correlates to/correlates with) the increase in air conditioning usage.
2. A sedentary lifestyle _ (correlates to/correlates with) a higher risk of heart disease.
3. The success of the project _ (correlates to/correlates with) the team’s hard work.
4. Voter turnout _ (correlates to/correlates with) the intensity of the election campaign.
5. The data shows that job satisfaction _ (correlates to/correlates with) workplace productivity.

Answer Key:

1. correlates with
2. correlates with
3. correlates with
4. correlates with
5. correlates with

Conclusion

“Correlate with” is the accurate and preferred phrase to use when discussing relationships between variables, events, or data sets. It is important to use precise language, especially in academic and professional contexts, to clearly convey the nature of the connections being discussed. By choosing “correlate with,” you can effectively communicate the concept of correlation.