From 4f0b800d67d05b24ee0056a6bb2e2886f8995163 Mon Sep 17 00:00:00 2001 From: Mark Hoeber Date: Fri, 20 Dec 2013 09:36:19 -0500 Subject: [PATCH] added detail about tolerance for numerical problems Add minor detail based on feedbback in training class -- use word tolerance for margin of error, as that's what people searched on. add example for both percentage and numerical tolerance --- docs/course_authors/source/common_problems.rst | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/docs/course_authors/source/common_problems.rst b/docs/course_authors/source/common_problems.rst index e213db7375..6f359d7383 100644 --- a/docs/course_authors/source/common_problems.rst +++ b/docs/course_authors/source/common_problems.rst @@ -227,7 +227,7 @@ relatively simple mathematical expressions to answer a question. .. image:: Images/NumericalInputExample.gif Note that students' responses don't have to be exact for these problems. You can -specify a margin of error. For more information, see the instructions below. +specify a margin of error, or tolerance. For more information, see the instructions below. Responses for numerical input problems can include integers, fractions, and constants such as *pi* and *g*. Responses can also include text @@ -256,8 +256,11 @@ Create a Numerical Input Problem When you do this, an equal sign appears next to the answer. -#. (Optional) If you want to include a margin of error, add **+-NUMBER** after the answer. For - example, if you want to include a 2% margin of error, add **+-2%**. +#. (Optional) If you want to include a margin of error, or tolerance, add **+-NUMBER** after the answer. + + You can add a percentage or number. + For example, if you want to include a 2% tolerance, add **+-2%**. To add + a tolerance of 5, add **+-5**. #. In the component editor, select the text of the explanation, and then click the explanation button to add explanation tags around the text.