Computation of covariance - ungrouped data, Mathematics

Assignment Help:

Computation of Covariance

Ungrouped Data

         For a population consisting of paired ungrouped data points {X, Y}

1170_computation of covariance ungrouped data.png

where,

                   mx is the arithmetic mean of {X}

                   mY is the arithmetic mean of {Y}

                   N is the number of observations in each population.

For a paired sample {X,Y}

1758_computation of covariance ungrouped data1.png

where,

2068_computation of covariance ungrouped data2.png

is the arithmetic mean of sample {X}

2047_computation of covariance ungrouped data3.png

is the arithmetic mean of sample {Y}

N is the number of observations in each sample.

Related Discussions:- Computation of covariance - ungrouped data

Define regression, Define regression. The main reason of curve fitting ...

Define regression. The main reason of curve fitting is to estimate one of the variables (the dependent variable) from the other (the independent variable). The procedure of est

Economics, A mortgage lender seeks to maximize the expected value of its po...

A mortgage lender seeks to maximize the expected value of its portfolio. The portfolio, of course, is the sum of all of the mortgages in it, so no generality is lost by examining t

Demonstrate that dijkstra algorithm - digraph, Demonstrate that Dijkstra's ...

Demonstrate that Dijkstra's algorithm does not necessarily work if some of the costs are negative by finding a digraph with negative costs (but no negative cost dicircuits) for whi

Positive integer, (a)   Specify that  the sum of  the degrees  of all verti...

(a)   Specify that  the sum of  the degrees  of all vertices of a graph  is double the number of edges  in  the graph.                            (b)  Let G be a non directed gra

Maximax method-decision making under uncertainty, MAXIMAX method Maxima...

MAXIMAX method Maximax method is based upon 'extreme optimism' the decision maker chooses that particular strategy which corresponds to the maximum of the maximum pay off for e

What is the average temperature on the celsius scale, Peggy's town has an a...

Peggy's town has an average temperature of 23° Fahrenheit in the winter. What is the average temperature on the Celsius scale? If the total amount for both is 80, after that th

Draw a common graph y = sin ( x ), Graph y = sin ( x ) Solution : As a...

Graph y = sin ( x ) Solution : As along the first problem in this section there actually isn't a lot to do other than graph it.  Following is the graph. From this grap

Write Your Message!

Captcha
Free Assignment Quote

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!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd