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Correlation and Regression
CORRELATION is an important statistical concept which refers to association or interrelationship among variables.
The reasons of studying correlation is for one to be capable to establish a relationship, plan and control the inputs as independent variables and the output as dependent variables
In business one may be interested to establish whether there exists a relationship among the
i. Amount of fertilizer applied on a described farm and the resulting harvest
ii. Amount of experience one has and the corresponding performance/presentation
iii. Amount of money spent on advertisement and the expected incomes after sale of the goods or service
There are two methods which measure the degree of correlation among two variables these are denoted by R and r.
Let Xn be a sequence of distinct real numbers. Define E = {L : L is a subsequential limit of Xn}. Prove E is closed.
Leptokurtic a) A frequency distribution which is lepkurtic has normally a higher peak than that of the general distribution. The coefficient of kurtosis while determined will
how to find x,y and z in parallelograms,rhombus etc.
What is the history of North west corner method in transportation problem? Why there are only m+n-1 solution to the transportation problem?
What is minimum spanning tree? Determine a railway network of minimal cost for the cities in the following graph using Kruskal's algorithm. Ans: Minimum spanning tree in a con
1/2+1/2
3456+3694
The area of a rectangle is represented through the trinomial: x 2 + x - 12. Which of the subsequent binomials could represent the length and width? Because the formula for the
1. (‡) Prove asymptotic bounds for the following recursion relations. Tighter bounds will receive more marks. You may use the Master Theorem if it applies. 1. C(n) = 3C(n/2) + n
i want to trick to know how can i fastest calculate more than computer
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