Coefficient of correlation denoted, Mathematics

Coefficient of Correlation Denoted

There are two methods which measure the degree of correlation among two variables these are denoted by R and r.

(a) Coefficient of correlation denoted by r, this gives a measure of the strength of association among two variables one the dependent variable the other the independent variable r can range between -1 and +1 for perfect positive correlation and perfect negative correlation respectively along with zero indicating no relation that is for perfect positive correlation y increase linearly along with x increment.

(b) Rank correlation coefficient denoted by R is utilized to measure association among two sets of ranked or ordered data.  R can also vary from +1, perfect positive rank correlation and -1 perfect negative rank correlation whereas O or any type of number near zero representing no correlation.

Posted Date: 2/18/2013 2:22:38 AM | Location : United States







Related Discussions:- Coefficient of correlation denoted, Assignment Help, Ask Question on Coefficient of correlation denoted, Get Answer, Expert's Help, Coefficient of correlation denoted Discussions

Write discussion on Coefficient of correlation denoted
Your posts are moderated
Related Questions
Patio measures 24 meters square. Patio stone are 30 cm each side. How many stones are required to cover the patio?

Here we have focussed on how mathematics learning can be made meaningful for primary school children. We have done this through examples of how children learn and how we can create

A 20-foot light post shows a shadow 25 feet long. At the similar time, a building nearby casts a shadow 50 feet long. determine the height of building? a. 40 ft b. 62.5 ft

Assessment task This Term Assessment will require you assess the effectiveness of your current lunch budget and prepare a proposal to your caregiver to seek permission to be given

Find the lesser of two consecutive positive even integers whose product is 168. Let x = the lesser even integer and let x + 2 = the greater even integer. Because product is a k

please tell me what is algebra and how i can understand it

i am not getting what miss has taught us please will you will help me in my studies

List some activities/tasks/exercises that you would give a class of 50 children to do to make them aware about patterns, and to articulate what the patterns are. You must be won

Characteristics of Time Series Time series has the given characteristics. a) A long term trend (T) -tendency of the whole series to fall and rise. b) Seasonal variati

A venn diagram is a pictorial representation of the sample space of an experiment. It is usually drawn as a rectangular figure representing the sample space and it cont