"Research shows a clear correlation between parents' help at home and student achievement."

Forty years of research has shown positive correlation between play and children's learning.

But he noted that studies showed a correlation between experience and the success of an operation.

Research shows a correlation between school facility quality and student achievement.

Studies have shown a positive correlation between school meal programs and increased food security.

In April, she said, data from the 9,000 surveys showed a similar correlation.

If there were a credible study that showed a correlation, would we read it?

This model too was validated in 1971 and showed good correlation with field test data.

Other research has shown similar correlations between religiosity and giving.