Learn how to calculate the standard deviation of a discrete random variable, and see examples that walk through sample problems step-by-step for you to improve your statistics knowledge …

Learn how to calculate the mean or expected value of a discrete random variable, and see examples that walk through sample problems step-by-step for you to improve your statistics …

Mar 3, 2018 · Continuous random variables: A continuous random variable is one where the probability measure has the above form with $\alpha = 1$. This necessitates an uncountable …

Comprehend expected value statistics and discrete random variables. Understand how to find expected value and learn real-life examples of calculating it.

Understand what is a random variable and why it is used. Learn about the types of random variables and see examples of the random variables from everyday life.

Learn how to calculate the variance of a discrete random variable, and see examples that walk through sample problems step-by-step for you to improve your statistics knowledge and skills.

Jun 18, 2023 · Minor comment: A basic definition of “discrete random variable” is a random variable that can take only a finite or countably infinite number of possible values.

Sep 21, 2024 · That post constructs a discrete random variable whose support is an interval of rational numbers [0,1]∩Q, [0, 1] ∩ Q, which is dense within the interval [0,1] [0, 1] of real …

Oct 26, 2018 · Can discrete random variables be defined in a continuous sample space? Continuous sample space is a non countable sample space!

See this quote All actual sample spaces are discrete, and all observable random variables have discrete distributions. The continuous distribution is a mathematical construction, suitable for …