1diff --git a/README.md b/README.md
 2index 8e64138..bf226fc 100644
 3--- a/README.md
 4+++ b/README.md
 5@@ -55,6 +55,11 @@ Right now we're just using the number of days since 1900, but we should check th
 6 Input like `10%` should be parsed and stored as a number.
 7 
 8 
 9+### Sheet.ts and Helpers.ts should be check conversion capabilities in same way as TypeConverter
10+When we check to see if a value taken from a cell is of a certain type, we should check in the same way as the
11+TypeConverter.
12+
13+
14 ### Scrape jsdocs for functions, put in simple index.html, doc.md files to serve up simple documentation
15 
16 
17diff --git a/src/Formulas/Statistical.ts b/src/Formulas/Statistical.ts
18index e743556..c9a3ce3 100644
19--- a/src/Formulas/Statistical.ts
20+++ b/src/Formulas/Statistical.ts
21@@ -16,7 +16,7 @@ import {
22 import {
23   SUM,
24   ABS
25-} from "./Math"
26+} from "./Math";
27 
28 
29 /**