Great! Don’t worry. I have an MS in biostatistics and I’m in my sixth year of a PhD in statistics. I and everyone I know struggled with these concepts for a re

Great! Don’t worry. I have an MS in biostatistics and I’m in my sixth year of a PhD in statistics. I and everyone I know struggled with these concepts for a really long time. It just takes time and some hard work. It’s hard, unintuitive stuff!