[LON-CAPA-users] question about entries in the activity log

Sun Oct 16 08:45:03 EDT 2016

Stuart,

Got it!  Again, thank you for the time that you put into your replies,
especially on a Saturday!

Bob

On Sat, Oct 15, 2016 at 2:06 PM, Stuart Raeburn <raeburn at msu.edu> wrote:

> Bob,
>
> When you submit a web form, the form data sent by the browser will include
> the names of any input items where type="text", regardless of whether
> anything has been typed in the textbox.
>
> Conversely, if the web form includes a radio button group, the form data
> sent by the browser will only include the (common) name of the radio
> buttons in the group, if one of the buttons has been selected.  If it so
> happened that value="" for the selected radio button, then the form data
> would also include a a value of "" for that named element.
>
> If none of the buttons in a radio button group has been selected, then the
> name of that group will not be included in the form data sent by the
> browser.
>
> So, yes, the browser treats radio buttons differently from textboxes, such
> that in any submission you'll always see these three items:
>
> HWVAL_12
> HWVAL_16
> HWVAL_18
>
> in the "POST" item in the activity log created by a submission, because
> all are textboxes (input type="text"), but you'll only see this item:
>
> HWVAL_14
>
> if one of the radio buttons had been selected. And consequently you'll
> never see: HWVAL_14 =  (with the right side blank), because all of the
> radio buttons have an associated value in this case where the radio buttons
> are present because it is a numericalresponse item with question type set
> to exam.
>
>
>
> Stuart Raeburn
> LON-CAPA Academic Consortium
>
>
> Quoting Bob Gonzales <rgonzal at binghamton.edu>:
>
> Stuart,
>>
>> Thanks for the detailed response!
>>
>> I'm still confused about the line containing HWVAL_14 only showing up in a
>> POST  when there was a radio button selected but not at other times.  The
>> lines containing the other HWVAL_'s appear in every POST even when they
>> didn't have a value entered, and after they had values submitted.  So,
>> from
>> your response, this resulted  because part 13 (HWVAL_14) was set to type
>> exam.  In fact, it was set to type exam.  If this is the reason, why are
>> exam questions  treated differently than the other questions?
>>
>> Thanks,
>> Bob Gonzales
>>
>> On Fri, Oct 14, 2016 at 6:16 PM, Stuart Raeburn <raeburn at msu.edu> wrote:
>>
>> Bob,
>>>
>>> I am assuming the question type was set to "exam" for part 13, because
>>> /res/sfu/batchelo/chem111/problems/lecture/set7/M.mass.vol.
>>> relations.problem
>>> is a four part problem containing four numericalresponse items (one for
>>> each part).
>>>
>>> The "POST" entries record the value(s) entered by the student in the web
>>> form when a submit button was pushed -- either typed into a textbox in
>>> numericalresponse in standard mode, or the value for a radio button which
>>> is selected, (i.e., for numericalresponse in exam mode).
>>>
>>> However, in a multi-part problem, each part has its own "Submit Answer"
>>> button, and the only value(s) which will be stored (in the "CSTORE")
>>> is/are
>>> for the response item(s) belonging to the part for which the "Submit
>>> Answer" button was pushed.
>>>
>>> The activity log shows the following actions:
>>>
>>> 20:16:47 Submit Answer button pushed for part 11
>>> Value for response item in part 11 (id=12) was: .0045 M
>>>
>>> 20:21:01 Submit Answer button pushed for part 15
>>> Value for response item in part 15  (id=16) was: 26.56 g
>>>
>>> 20:23:46 Submit Answer button pushed for part 17
>>> Value for response item in part 17 (id=18) was .282 L
>>>
>>> The button was never pushed for part 13, so no submission is recorded for
>>> response item 14.
>>>
>>> However, the radio button for response item 14 (in part 13) was checked
>>> when the button was pushed for part 15 at 20:21:01, so the POST includes
>>> a
>>> value for "0.593069306930693" for HWVAL_14, but the submission is not
>>> recorded in the student's submission history, because the "Submit Answer"
>>> button was not pushed for part 13.
>>>
>>>
>>>
>>> Stuart Raeburn
>>> LON-CAPA Academic Consortium
>>>
>>>
>>> Quoting Bob Gonzales <rgonzal at binghamton.edu>:
>>>
>>> Hi,
>>>
>>>>
>>>> I had a student who claims he submitted an answer and didn't get credit
>>>> for
>>>> it.  This happened during a quiz so he didn't get the problem status,
>>>> or a
>>>> receipt, at the time of the submission.  In looking through the activity
>>>> file I see something that I don't understand and was wondering if it was
>>>> somehow related.
>>>>
>>>> The problem has 4 parts.  The 2nd part is a radiobuttonresponse and it
>>>> is
>>>> the one that the student claims to have answered.  In the activity log
>>>> excerpt below, the 2nd part is HWVAL_14.
>>>>
>>>> The thing that I don't understand is that HWVAL_14 doesn't show up in
>>>> the
>>>> POST on line 469 for the 1st part like the other parts do.  Then it
>>>> shows
>>>> up on line 468 with a value.  Line 468 is a POST for the 3rd part as
>>>> indicated by the submission in the CSTORE on line 467.  Then on line
>>>> 465,
>>>> the POST for the 4th part, HWVAL_14 is missing again.
>>>>
>>>> Looking at the issue of not getting credit for the submission, did he
>>>> click
>>>> on a radio button but not the submit button for that part (the 2nd
>>>> part).
>>>> Then when he submitted his answer for the 3rd part, the 2nd part POST'ed
>>>> too but lon-capa didn't grade it since the submit was not for the 3rd
>>>> part.  That seems reasonable.
>>>>
>>>> Is there an explanation for the line HWVAL_14 appearing and
>>>> disappearing?
>>>> I thought maybe the activity log might be corrupt but grading
>>>> indicates "Nothing
>>>> submitted - no attempts."
>>>>
>>>> Are these 2 things related?
>>>>
>>>> ACTIVITY LOG:
>>>>
>>>> 465     Question 2  2016-10-06 20:23:46  POST
>>>> HWVAL_12 = .0045 M
>>>> HWVAL_16 = 26.56 g
>>>> HWVAL_18 = .282 L
>>>> submitted = part_17
>>>> symb = uploaded/binghamton/7i6759115966957b9binghamtonl1/default_
>>>> 141406948640900531475249776.sequence___32___sfu/batchelo/
>>>> chem111/problems/lecture/set7/M.mass.vol.relations.problem
>>>> 466    Question 2  2016-10-06 20:23:46  CSTORE
>>>> host = binghamtona2
>>>> resource.17.18.answername = INTERNAL
>>>> resource.17.18.awarddetail = APPROX_ANS
>>>> resource.17.18.awardmsg =
>>>> resource.17.18.submission = .282 L
>>>> resource.17.award = APPROX_ANS
>>>> resource.17.awarded = 1
>>>> resource.17.awardmsg =
>>>> resource.17.duedate = 1475803800
>>>> resource.17.hinttries = 1
>>>> resource.17.maxtries = 3
>>>> resource.17.rndseed = 644052659:1049734531
>>>> resource.17.solved = correct_by_student
>>>> resource.17.tries = 1
>>>> resource.17.type = problem
>>>> resource.17.version =
>>>>
>>>> 467    Question 2  2016-10-06 20:21:05  CSTORE
>>>> host = binghamtona2
>>>> resource.15.16.answername = INTERNAL
>>>> resource.15.16.awarddetail = APPROX_ANS
>>>> resource.15.16.awardmsg =
>>>> resource.15.16.submission = 26.56 g
>>>> resource.15.award = APPROX_ANS
>>>> resource.15.awarded = 1
>>>> resource.15.awardmsg =
>>>> resource.15.duedate = 1475803800
>>>> resource.15.hinttries = 1
>>>> resource.15.maxtries = 3
>>>> resource.15.rndseed = 644052659:1049734531
>>>> resource.15.solved = correct_by_student
>>>> resource.15.tries = 1
>>>> resource.15.type = problem
>>>> resource.15.version =
>>>>
>>>> 468 Question 2  2016-10-06 20:21:01  POST
>>>> HWVAL_12 = .0045 M
>>>> HWVAL_14 = 0.593069306930693
>>>> HWVAL_16 = 26.56 g
>>>> HWVAL_18 =
>>>> submitted = part_15
>>>> symb = uploaded/binghamton/7i6759115966957b9binghamtonl1/default_
>>>> 141406948640900531475249776.sequence___32___sfu/batchelo/
>>>> chem111/problems/lecture/set7/M.mass.vol.relations.problem
>>>> 469  Question 2  2016-10-06 20:16:47  POST
>>>> HWVAL_12 = .0045 M
>>>> HWVAL_16 =
>>>> HWVAL_18 =
>>>> submitted = part_11
>>>> symb = uploaded/binghamton/7i6759115966957b9binghamtonl1/default_
>>>> 141406948640900531475249776.sequence___32___sfu/batchelo/
>>>> chem111/problems/lecture/set7/M.mass.vol.relations.problem
>>>> 470 Question 2   2016-10-06 20:16:47  CSTORE
>>>> host = binghamtona2
>>>> resource.11.12.answername = INTERNAL
>>>> resource.11.12.awarddetail = APPROX_ANS
>>>> resource.11.12.awardmsg =
>>>> resource.11.12.submission = .0045 M
>>>> resource.11.award = APPROX_ANS
>>>> resource.11.awarded = 1
>>>> resource.11.awardmsg =
>>>> resource.11.duedate = 1475803800
>>>> resource.11.hinttries = 1
>>>> resource.11.maxtries = 3
>>>> resource.11.rndseed = 644052659:1049734531
>>>> resource.11.solved = correct_by_student
>>>> resource.11.tries = 1
>>>> resource.11.type = problem
>>>> resource.11.version =
>>>>
>>>> 471    Question 2  2016-10-06 20:15:10   POST
>>>> symb=uploaded/binghamton/7i6759115966957b9binghamtonl1/default_
>>>> 141406948640900531475249776.sequence___32___sfu/batchelo/
>>>> chem111/problems/lecture/set7/M.mass.vol.relations.problem
>>>>
>>>> Thanks,
>>>> Bob Gonzales
>>>>
>>>
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