Spearman's Rank Correlation Coefficient

Find the Spearman’s rank correlation coefficient from the following data.

$\begin{array}{|ccccccccc|}\hline \text{ Price }& 4& 6& 8& 10& 12& 14& 16& 18\\ \text{ Supply }& 10& 15& 20& 25& 30& 35& 40& 45\\ \hline\end{array}$

If the rank correlation coefficient between marks in management and mathematics for a group of student is $0.6$ and the sum of squares of the differences in ranks is $66,$ what is the number of students in the group?

For finding the degree of agreement about beauty between two Judges in a Beauty Contest, we use

For finding correlation between two attributes, we consider

Find Spearman’s rank correlation coefficient if  $n=15,\sum D^2=8$ ?(Answer up to three decimal value)

A random sample of $5$ college students is selected and their marks in Tamil and English are found to be:

$\begin{array}{|cccccc|}\hline \text{ Tamil }& 85& 60& 73& 50& 90\\ \text{ English }& 93& 75& 65& 40& 80\\ \hline\end{array}$

Calculate Spearman’s rank correlation coefficient.(Answer up to one decimal value)

Find Spearman’s rank correlation coefficient if  $n=5,\sum D^2=2$ ?(Answer up to one decimal value)

Calculate the Spearman’s rank correlation coefficient between price and supply from the following data.

$\begin{array}{|ccccccccc|}\hline \text{ Price }& 2& 6& 8& 10& 12& 14& 16& 18\\ \text{ Supply }& 10& 15& 20& 25& 30& 35& 40& 45\\ \hline\end{array}$

If $\Sigma D^2=0$, then rank correlation coefficient is

Rank correlation coefficient is given by

Find Spearman’s rank correlation coefficient if $n=10,\sum D^2=3$. (Answer up to three decimal values).

A random sample of $5$ college students is selected and their marks in Tamil and English are found to be:

$\begin{array}{|cccccc|}\hline \text{ Tamil }& 85& 60& 73& 40& 90\\ \text{ English }& 93& 75& 65& 50& 80\\ \hline\end{array}$

Calculate Spearman’s rank correlation coefficient.(Answer up to one decimal value)

Calculate the Spearman’s rank correlation coefficient between price and supply from the following data.

$\begin{array}{|ccccccccc|}\hline \text{ Price }& 4& 6& 8& 10& 12& 14& 16& 18\\ \text{ Supply }& 10& 15& 20& 25& 30& 35& 40& 45\\ \hline\end{array}$

The number of boys and number of girls in four sections of a class is as follows,

Find the Spearman's rank correlation coefficient.