[UPDATE] fcn desc.

TODO.md

@@ -60,4 +60,6 @@ TODO
 	-	allow encoding to be specified?
 	-	will affect how values are copied!
 	-	dido for prediction, how to handle? skip over...
-9. 
+9. check against `len < 2`!!!
+	-	only a single data point; unless pass through (0,0), then cannot model!
+10. 

lib/index.js

@@ -4,7 +4,7 @@
 *
 *
 *	DESCRIPTION:
-*		- Computes a least squares estimator of a linear regression model having a single explanatory variable.
+*		- Performs a linear regression to model the relationship between an independent variable `x` and a dependent variable `y`.
 *
 *
 *	NOTES:
@@ -131,7 +131,7 @@ function getSlope( x, y ) {
 
 /**
 * FUNCTION: lr( x[, y[, options]] )
-*	Computes a least squares estimator of a linear regression model having a single explanatory variable.
+*	Performs a linear regression to model the relationship between an independent variable `x` and a dependent variable `y`.
 *
 * @param {Array|Array[]} x - independent variable array (regressor) or zipped array
 * @param {Array} [y] - dependent variable array (response)
@@ -276,6 +276,7 @@ function lr( arr, val, options ) {
 	}
 	// [7e] Intercept and slope are unknown...
 	else {
+		// TODO: check that len > 1!!!
 		slope = getSlope( x, y );
 		yint = mean( y ) - slope*mean( x );
 	}

package.json

@@ -1,7 +1,7 @@
 {
   "name": "compute-linear-regression",
   "version": "0.0.0",
-  "description": "Linear regression.",
+  "description": "Simple linear regression.",
   "author": {
     "name": "Athan Reines",
     "email": "kgryte@gmail.com"