calculating variance


Ask a Question, Get an Answer!
Hundreds of tutors are online and ready to help you right now!
To calculate the confidence interval for variance or standard deviatio..
To calculate the confidence interval for variance or standard deviation, a statistical distribution called ______ is needed. => chi-square distribution or binomial distribution or poisson distribution or multinomial distribution..
Example:
Calculate the standard deviation and the variance for the following data 7, 8, 11, 6, 13, 8, ..
Example:
Calculate the variance and standard deviation from the following data..
Summary
The mean deviation (M.D) of a statistical data is defined as the arithmetic mean of the numerical values of the deviations of the items from some average. For an individual series, For a frequency distribution, If M.D is calculated about mean, then it is written as M.D (..
Statistics XI Summary
Summary - The mean deviation (M.D) of a statistical data is defined as the arithmetic mean of the numerical values of the deviations of the items from some average. For an individual series, For a frequency distribution, If M.D is calculated about mean, then it is written as M.D (x). The ..
Result Pages   :     1

See what our Users say :
Hey its Andy. I want to thank TutorVista guys 4 their suberb teaching. I got better grades after studying from them.
Excellent homework help! The level of knowledge displayed in this page helped me greatly!! - Kristy
Very informative in such a short space. The structure of this site is practicle and can be easily understood. thanks - Craig
I have browsed many mathematics sites. But this one is the best. It focuses on the important points and leaves out the unimportant ones. The summaries are great for memorising things in a fast way.


Popular Help Topics
Math Help     Math Homework Help     Math Word Problems      Chemistry Homework Help    Trigonometry Formulas     Precalculus Help
Algebra 1     Solving Square Root     Algebra Word Problems   Science Homework Help       Simplifying Fractions        Trigonometry Help
Pre Algebra  Math Answers               Math Problems                 Algebra Homework Help       Math Questions                 Homework Help
Algebra Help  Calculus Help              Statistics Help                  Chemistry Help                     Algebra 2 Help