The phrase "a positive connection between" is correct and usable in written English.
You can use it when discussing relationships, interactions, or correlations that are beneficial or favorable in nature.
Example: "Research has shown that there is a positive connection between regular exercise and improved mental health."
Alternatives: "a beneficial link between" or "a favorable relationship between".
As is to be expected, there is a positive connection between the two variables.
The results of the case studies show a positive connection between the number of implemented opportunities and the stability of the financial network.
However, results from some small studies have shown a positive connection between aspartame intake and headaches, suggesting a susceptible population subset, although there is no biological explanation.
If there is a positive connection between student understanding of personal finance and college persistence, higher education can and should ramp up its efforts to develop appropriate tools to help more students achieve their degrees.
There is a positive connection between the accuracy of the d2 and the TMT.
The first validated relationship is a positive connection between the ribonucleotide reductase RRM2 and the DNA topoisomerase TOP2A, two genes that map to the DNA replication pathway.
We also find a strong positive connection between a country's equity (but not credit) market development and the size of its high-tech sector.
In the present study, we have uncovered a new positive connection between anthocyanin induction and development of a biotrophic pathogen.
Finally, we find a strong positive connection between the level of media scrutiny surrounding the firm and its CEO, and the level of CSR investment.
There is only a marginal positive connection between the number of alternative nucleotides and the number of isoforms because a few AS sites may create ultralong introns/exons and so produce a large number of alternative nucleotides (supplementary fig. S3 B, Supplementary Material online).
Fourth, the nexus between investment and financial development has been assessed by Huang (2011), who found a positive connection.
