Standard deviation of a random variable calculator

Probability distributions calculator. Enter a probability distribution table and this calculator will find the mean, standard deviation and variance. The calculator will generate a step by step

A lot of happy students

Clarify mathematic

Normal Distribution Calculator

Discrete random variable standard deviation: What is standard deviation? In statistics, the standard deviation is a measure of the amount of variation or dispersion of a set of values.[1]

Mean, variance and standard deviation of discrete random

This online calculator calculates the mean, variance, and standard deviation of random variables entered in the form of a value-probability table. This calculator can help you to calculate basic

211 Math Tutors
13 Years in business
19062+ Delivered Orders

10: Expected Value and Standard Deviation Calculator

The expected value can be calculated by adding a column for xf (x). The variance can be computed by adding three rows: x-μ, (x-μ) 2 and (x-μ) 2 f (x). The standard deviation can be

Solve homework

Clear up math problems

If you're struggling to clear up a math equation, try breaking it down into smaller, more manageable pieces. This will help you better understand the problem and how to solve it.


Decide math questions

With Decide math, you can take the guesswork out of math and get the answers you need quickly and easily.

Deal with mathematic problems

Download full solution

The full solution can be found here: [Link]

Determine math equations

Math learning that gets you

Looking for a little help with your math homework? Check out our Math Homework Helper for tips and tricks on how to tackle those tricky math problems.

Standard deviation free online calculator

Normal distribution calculator Enter mean (average), standard deviation, cutoff points, and this normal distribution calculator will calculate the area (=probability) under the normal

Calculating mean and standard deviation for a discrete

Standard deviation in statistics, typically denoted by σ, is a measure of variation or dispersion (refers to a distribution's extent of stretching or squeezing) between values in a set of data.

Deal with math problems

Solve word questions

To solve a math equation, you need to find the value of the variable that makes the equation true.

Clarify mathematic problems

Get detailed step-by-step resolutions

Resolve your issues quickly and easily with our detailed step-by-step resolutions.

Determine mathematic

You Request? We Answer!

You want to know about a certain topic? We have the answer for you!

Standard deviation calculator (σ)

Provide the outcomes of the random variable (X) (X), as well as the associated probabilities (p (X)) (p(X)), in the form below: X values (comma or space separated) = P (X) values (comma or

Work on the task that is attractive to you

No matter what the task is, if it is something that you are passionate about, you will be able to work on it with ease and produce great results.

Explain mathematic problem

One way to think about math problems is to consider them as puzzles. To solve a math problem, you need to figure out what information you have.

Trustworthy Support

You can trust us to provide the support you need.

Get Support

If you need support, our team is available 24/7 to help.