Question

X: 45,95,55,15,87,61,28,82,33,118,27,18Y:10,12,9,6,11,10,8,10,12,11,10,6What is the correlation coefficient of the data?

Answer 1

Step-by-step explanation

The dataset given are

`X\colon45,95,55,15,87,61,28,82,33,118,27,18`

`Y\colon10,12,9,6,11,10,8,10,12,11,10,6`

The graph is given below

Using the graphing calculator,

The correlation coefficient is

`r=-0.145`