Oct 21, 2020 · This may seem trivial but just to confirm, as the expected value is a constant, this implies that the expectation of an expectation is just itself. It would be useful to know if this …

May 27, 2011 · I understand how to define conditional expectation and how to prove that it exists. Further, I think I understand what conditional expectation means intuitively. I can also prove …

Difference between logarithm of an expectation value and expectation value of a logarithm Ask Question Asked 14 years, 10 months ago Modified 10 years, 10 months ago

Dec 13, 2013 · 2 A clever solution to find the expected value of a geometric r.v. is those employed in this video lecture of the MITx course "Introduction to Probability: Part 1 - The Fundamentals" …

Feb 8, 2021 · Expectation of sample variance Ask Question Asked 4 years, 10 months ago Modified 1 year, 7 months ago

Mean, Expected Value, or Expectation of a Constant? Ask Question Asked 12 years ago Modified 6 years ago

Nov 21, 2025 · For a standard normal distribution (mean zero, standard deviation 1), the difference between two samples is also normal with mean zero, standard deviation $\sqrt2$. …

Nov 7, 2013 · The expectation of absolute value of random variables Ask Question Asked 12 years, 1 month ago Modified 6 years, 8 months ago

May 19, 2015 · How did you reformulate the density function into an arithmetico-geometric series? Otherwise, the result for the sum of geometric series is very well known and it is not unusual to …

Oct 31, 2012 · As far as resources go, I remember learning things like this variously from "Art and Craft of Problem Solving", Art of Problem Solving's "Introduction to" and "Intermediate …