Updated README to reflect option to print statistics by course section

README.md

@@ -59,7 +59,7 @@ You will be prompted to confirm the program's best-guess of the semester you
 want to analyze. Confirm the semester or select a different semester. You will
 then be presented with a list of the courses that you are associated with for
 that semester. (Note that this is now based on Canvas courses, so if you
-combined courses then it will only present the course(s) as it/they appear in
+merged courses then it will only present the courses as sthey appear in
 Canvas.) Select one.
 
 ![Select the course to analyze](README-images/selecting-a-course.png)
@@ -70,14 +70,21 @@ the UNL directory to determine their major(s). Canvas queries in particular can
 take longer than you might like. There is a progress bar to reassure you that
 the program is, well, progressing.
 
-After the students' majors have been retrieved, you'll then be presented with an
-assignment group, and after you select one, you'll be presented with a list of
-assignments in that group. Select one.
+After the students' majors have been retrieved, you'll be given the option of
+printing statistics for the entire course or to print statistics for each
+individual section. In most cases you'll want statistics for the entire course.
+The only example I can think of in which printing statistics for each section
+would be desirable is the capstone program, in which we don't want to commingle
+the statistics from students in their first year of capstone with those from
+students in their second year of capstone.
+
+You'll then be presented with an assignment group, and after you select one,
+you'll be presented with a list of assignments in that group. Select one.
 
 ![Select the assignment to analyze](README-images/selecting-an-assignment.png)
 
-After you select the assignment, you'll be provided the statistics for it. (Again,
-please be patient, as the Canvas queries can take a few seconds.)
+After you select the assignment, you'll be provided the statistics for it.
+(Again, please be patient, as the Canvas queries can take a few seconds.)
 
 ![Getting assignment statistics](README-images/assignment-statistics.png)
 
@@ -107,10 +114,9 @@ that code.
   assessment with a specific quiz/exam question (and the quiz/exam is a Canvas
   quiz), let me know and I'll add question-level functionality.
 
-- **I *will* be adding the option to break a course out by sections
-  (effectively undoing course merges). This is principally for the capstone
-  program so that I can separate-out students in their first capstone year from
-  those in their second capstone year. Perhaps it will benefit you, too.**
+If you print statistics for each individual section, you may see advisories
+indicating that one or more students could not be located. If you pay close
+attention, these are students who dropped the course.
 
 ## For the curious, the code