Update help file to match the changes in the code and on Moodle docs I made some...

diff --git a/lang/en_utf8/help/quiz/numerical.html b/lang/en_utf8/help/quiz/numerical.html
index b3588135b95b46d00c47eba91996e02005f63326..81636c32070ae750331aa87d6e61082aafd30415 100644 (file)
--- a/lang/en_utf8/help/quiz/numerical.html
+++ b/lang/en_utf8/help/quiz/numerical.html
@@ -1,16 +1,13 @@
 <p align="center"><b>Numerical questions</b></p>
 
 <p>From the student perspective, a numerical question looks just
-    like a short-answer question.</p>
+like a short-answer question.</p>
 
 <p>The difference is that numerical answers are allowed
-    to have an accepted error. This allows a continuous range of answers
-    to be set.</p>
+to have an accepted error. This allows a continuous range of answers
+to be set. For example, if the answer is 30 with an accepted error of 5,
+then any number between 25 and 35 will be accepted as correct.</p>
 
-<p>For example, if the answer is 30 with an accepted error of 5,
-    then any number between 25 and 35 will be accepted as correct.</p>
-
-<p>Numerical questions can also have case-insensitive non-numerical answers.
-    This is useful whenever the answer for a numerical question 
-    is something like N/A, +inf, -inf, NaN etc</p>
-   
+<p>Like with short answer questions, different answers, or the same
+answer with different precisions can be given. In this case, the first
+matching answer is used to determine the score and the feedback.<p>
\ No newline at end of file