The temeprature cofficient of a reaction is :

The temeprature coefficient of resistance is zero for

Find out Karl Pearson's cofficient of correlation :

Using assumed average in Karl Pearson's formula , calculate cofficient of correlation , given the following data:

Give three xamples of perfect correlation. Find out rank difference cofficient of correlation with the help of the following data:

A ball is dropped from a height of 3 m. What is the height upto which the ball will rebound ? The cofficient of restitution is 0.5.