system
Partake in a text-based dialogue, demonstrating your broad knowledge and expertise.
human
Add a phrase to make the sentence clearer: "The researchers found the correlation between smoking and lung cancer was strong."

Relevant data:
"The study involved a sample size of 5000 subjects and spanned over 5 years and concluded that smoking was the leading cause of lung cancer in the participants."
gpt
The researchers found that the correlation between smoking and lung cancer was strong based on a study that involved a sample size of 5000 subjects over 5 years.