Correlation and regression, Basic Statistics

Assignment Help:

The square of the sample correlation coefficient is typically denoted r2 and called the coefficient of determination. It estimates the fraction of the variance in Y that is explained by X in a simple linear regression. So if we have the observed dataset {y1,...yn} and the fitted dataset {f1,...fn}, and we denote the fitted dataset {f1,...fn} with {y1,...yn}, then as a starting point the total variation in the Yi around their average value can be decomposed as follows

Related Discussions:- Correlation and regression

Generally accepted accounting principles, Can the Depreciation on Assets be...

Can the Depreciation on Assets be recorded in Single Entry system? No, it cannot be possible. What do you mean by Computer Hardware? The computer is made with different co

Calculate the probability of bmi, A file on DocDepot in the assignments fol...

A file on DocDepot in the assignments folder on doc-depot called bmi.mtp contains data on the Body Mass Index (BMI) of a population of Ottawa residents. The first column identifies

Cost accounting question, LO.1 (Activity analysis) The Raleigh plant manage...

LO.1 (Activity analysis) The Raleigh plant manager of Allentown Corp. has noticed the plant frequently changes the schedule on its production line. He has gathered the following in

Truss, state the condition followed by dimple truss.

state the condition followed by dimple truss.

Association of Attributes, In an examination 600 candidates appeared, boys ...

In an examination 600 candidates appeared, boys outnumbered girls by 16% of all candidates. number of passed candidates exceeded the number of failed candidates by 310. Boys failin

Distinction between management and financial accounting, Distinction betwee...

Distinction between Management and Financial Accounting The variations between control sales and financial sales include Control sales provides details to individuals within a

Historigrams and Histogram, difference between Historigrams and Histogra

difference between Historigrams and Histogram

Valuing preferred stock, Gesto, Inc., has an issue of preferred stock outst...

Gesto, Inc., has an issue of preferred stock outstanding that pays a $4.50 dividend every year, in perpetuity. If this issue currently sells for $79.85 per share, what is the requi

Statistical inference, A study was conducted at a major north-eastern Ameri...

A study was conducted at a major north-eastern American medical centre regarding blood cholesterol levels and heart-attack incidents. A total of 28 heart-attack patients had their

Role of accountant, What are the roles of accountant, let me know the caree...

What are the roles of accountant, let me know the career opportunity in accounting subject?

Write Your Message!

Name

Email id

Message

Verfication Code

User Account

All Pages