Changes

*<math>y</math> is set of dependent values.  

*<math>y</math> is set of dependent values.  

*<math>x </math> is the set of independent  values.

*<math>x </math> is the set of independent  values.

==Description==

==Description==

<math>\sqrt{\frac{1}{(n-2)}\left [ \sum(y-\bar{y})^2-\frac{[\sum(x-\bar{x})(y-\bar{y})]^2}{\sum(x-\bar{x})^2} \right ]}</math>

<math>\sqrt{\frac{1}{(n-2)}\left [ \sum(y-\bar{y})^2-\frac{[\sum(x-\bar{x})(y-\bar{y})]^2}{\sum(x-\bar{x})^2} \right ]}</math>

where <math>\bar{x}</math> and <math>\bar{y}</math> are the sample mean <math> x </math> and <math> y </math>.

where <math>\bar{x}</math> and <math>\bar{y}</math> are the sample mean <math> x </math> and <math> y </math>.

*In <math> STEYX(y,x), y </math> is the array of the numeric dependent values and <math> x </math> is the array of the independent values.   

*In <math> STEYX(y,x)</math>, <math>y </math> is the array of the numeric dependent values and <math> x </math> is the array of the independent values.   

*The arguments can be be either numbers or names, array,constants or references that contain numbers.  

*The arguments can be be either numbers or names, array,constants or references that contain numbers.  

*Suppose the array contains text,logical values or empty cells, like that values are not considered.

*Suppose the array contains text,logical values or empty cells, like that values are not considered.

*This function will return the result as error when

*This function will return the result as error when

   1. Any one of the argument is nonnumeric.  

   1. Any one of the argument is non-numeric.  

   2. x and y are empty or that have less than three data points.

   2. <math>x</math> and <math>y </math> are empty or that have less than three data points.

   3. x and y have a different number of data points.

   3. <math>x</math> and <math>y </math> have a different number of data points.

==Examples==

==Examples==