In statistics, what is the difference between B and symbol B?
The whole question didn't show up, but I assume you mean "b" and "beta" (beta looks like a curly uppercase B).
Generally in statistics, greek letters (like beta) are used for parameters. A parameter is a number that describes something about a population. This could be the population mean, standard deviation, or in this case, the coefficient of an independent variable in ...
The solution explains when to use "b" and when to use the Greek letter "beta" in statistical notation.