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

Clearance pattern, Clearance pattern The proportion of the entire amount d...

Clearance pattern The proportion of the entire amount disbursed that is debited alongside the state''s bank account every day after the disbursements,

Definition, Definition of statistics according to Prof. Ya lu chan

Definition of statistics according to Prof. Ya lu chan

Measure of dispersion, What are the applications of measure of dispersion i...

What are the applications of measure of dispersion in civil engineering?

Sequence networks , A group of identical synchronous motors is connected th...

A group of identical synchronous motors is connected through a transformer to a 4.16-kV bus at a remote location from the generating plants of a power system. The motors are rated

Probabilities, 54% of teens own a music player, the probability that both t...

54% of teens own a music player, the probability that both the parent and the teen own music player is 0.264, what is the probability that parent owns music player given that teen

Index number, Why index numbers serve as economic barometers?

Why index numbers serve as economic barometers?

Essentials of statistics for behavioral sciences, it seems that 14% of enga...

it seems that 14% of engaged women buy a wedding dress at least one size smaller than their current size

Cost accounting, company foh

company foh

A m, what is the relationship between the variance and the standard deviati...

what is the relationship between the variance and the standard deviation?

Gain bandwidth product, Expertsmind.com brings you unique solution in phy...

Expertsmind.com brings you unique solution in physics What is Gain bandwidth product (GBW OR GB?) Refer to the multiple of the open loop gain (continuous for a

Write Your Message!

Name

Email id

Message

Verfication Code

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

User Account

All Pages