Our students say

Algebra 1 : How to find standard deviation

The formula for standard deviation is the square root of the sum of squared differences from the mean divided by the size of the data set. For a Population σ = ∑ i = 1 n ( x i − μ) 2 n For a Sample s = ∑ i = 1 n ( x i − x ¯) 2 n − 1 Variance

Clear up mathematic problem

If you're struggling to clear up a math equation, try breaking it down into smaller, more manageable pieces. By taking a step-by-step approach, you can more easily see what's going on and how to solve the problem.

Get help from expert tutors

Get help from our expert homework writers!

Expert tutors will give you an answer in real-time

If you're looking for an expert opinion on something, our instructors are always available to give you an answer in real-time.

How To Calculate Standard Deviation in 4 Steps (With Example)

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.

Standard Deviation Calculator

Determine mathematic equation

Do mathematic problems

Homework is a necessary part of school that helps students review and practice what they have learned in class.

Do mathematic problem

Provide multiple methods

There are multiple ways to reduce stress, including exercise, relaxation techniques, and healthy coping mechanisms.


Explain mathematic tasks

Math can be a difficult subject for some students, but with a little patience and practice, it can be mastered.

How to Calculate Standard Deviation: 12 Steps (with Pictures)

Type in the standard deviation formula. The formula you'll type into the empty cell is =STDEV.P ( ) where P stands for Population. Population standard deviation takes into account all of your data points

Calculating standard deviation step by step

In Mathematical terms, standard dev formula is given as: Standard Deviation, σ = ∑ i = 1 n ( x i − x ¯) 2 n Standard Error of Mean Formula The standard error of the mean is a procedure used to

24/7 Live Expert

Our team is available 24/7 to help you with whatever you need.

Explain math questions

Mathematics is the study of numbers, shapes, and patterns.

Free time to spend with your friends

I love spending my free time with my friends!