Weak browser caching despite “browser caching” enabled

Hello,

I have enabled most of browser caching for my website mbaadmissiongurus.com

However, I still get the message below via a GTmetrix report (gtmetrix.com)
Pl. advise. TY

Leverage browser caching for the following cacheable resources:

https://www.google-analytics.com/analytics.js (2 hours)
https://www.mbaadmissiongurus.com/wp-content/cache/minify/c7035.js (4 hours)
https://www.mbaadmissiongurus.com/wp-content/cache/minify/cd9c7.css (4 hours)