How to use the Spearman's rank statistical test in your investigation.
Here are some links that explain to you the test in a bit more detail:
https://geographyfieldwork.com/SpearmansRank.htm?msclkid=6f904174b0f811ec91c6d18d3d92d4ac
https://www.rgs.org/CMSPages/GetFile.aspx?nodeguid=882169d2-8f96-4c55-84f5-fbb7614870e9&lang=en-GB&msclkid=6f905a86b0f811ec90b15fd4e76ad9e9
https://www.field-studies-council.org/resources/16-18-geography/route-to-enquiry/data-analysis/?msclkid=6f8ff461b0f811ec8777bcd66cfda5de
Let me know if you would like the calculator.