How to start training courses in analytics?

Question

Analytics

where to start courses or training in analytics, change profession

Answer 1

From the training of the profession. Then you can become an analyst in your profession.

Answer 2

If the question is what is needed before studying the profession, then you need to watch videos about the profession, understand what analysts exist, understand what they do, and so on.
If the question is what you need to know before learning, then the answer is nothing. Today, courses are prepared mainly from scratch, everything you need to learn is already on the way
PS "where to start courses or training in analytics, change profession
"