If you are stuck home because of the COVID-19 pandemic and have some extra time on your hands, you may do well to use this as a time to learn something new.
One of the most lucrative fields to open up in the last couple of years is data science. The resources I list below will help those technical enough to understand math at the level of statistics and differential calculus to incorporate machine learning into their skill sets. They might even help you start a new career as a data scientist.
If you already can program in Python or R, that skill will give you a leg up on applied data science. On the other hand, the programming isn’t the hard part for most people — it’s the numerical methods.