Skip to main content
Editing a multiple choice - math & science question by WIRIS
You have permission to :
Edit this question
General
Category
Default for System (16649)
Test-Lidia
Question name
Question text
Given the set<br /><br /><span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»A«/mi»«mo»=«/mo»«mfenced close=¨}¨ open=¨{¨»«mrow»«mfenced»«mrow»«mi»x«/mi»«mo»,«/mo»«mi»y«/mi»«/mrow»«/mfenced»«mo»§#8712;«/mo»«msup»«mi»§#8477;«/mi»«mn»2«/mn»«/msup»«mo»:«/mo»«mo»§nbsp;«/mo»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«mo»=«/mo»«msubsup»«mi»r«/mi»«mi»n«/mi»«mn»2«/mn»«/msubsup»«mo»,«/mo»«mo»§nbsp;«/mo»«msub»«mi»r«/mi»«mi»n«/mi»«/msub»«mo»=«/mo»«mfrac»«mn»1«/mn»«mi»#c«/mi»«/mfrac»«mfenced close=¨]¨ open=¨[¨»«mrow»«mi»#a«/mi»«mo»+«/mo»«mo»(«/mo»«mo»-«/mo»«mn»1«/mn»«msup»«mo»)«/mo»«mi»n«/mi»«/msup»«mfenced»«mrow»«mi»#b«/mi»«mo»-«/mo»«mfrac»«mrow»«mi»ln«/mi»«mfenced»«mrow»«msup»«mi»n«/mi»«mi»#d«/mi»«/msup»«mo»+«/mo»«mi»#e«/mi»«/mrow»«/mfenced»«/mrow»«mi»n«/mi»«/mfrac»«/mrow»«/mfenced»«/mrow»«/mfenced»«mo»,«/mo»«mo»§nbsp;«/mo»«mo»§nbsp;«/mo»«mo»§#8704;«/mo»«mi»n«/mi»«mo»§#8712;«/mo»«mi»§#8469;«/mi»«/mrow»«/mfenced»«/math»</span><br />
Default mark
General feedback
One or multiple answers?
Multiple answers allowed
One answer only
Shuffle the choices?
Number the choices?
a., b., c., ...
A., B., C., ...
1., 2., 3., ...
i., ii., iii., ...
I., II., III., ...
No numbering
WIRIS variables
Algorithm
Choice 1
Answer
«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«munder»«mi»lim«/mi»«mrow»«mi»n«/mi»«mo»§#8594;«/mo»«mo»§#8734;«/mo»«/mrow»«/munder»«msub»«mi»r«/mi»«mi»n«/mi»«/msub»«mo»=«/mo»«mi»#rsen«/mi»«/math»
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
<span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«munder»«mi»lim«/mi»«mrow»«mi»n«/mi»«mo»§#8594;«/mo»«mo»§#8734;«/mo»«/mrow»«/munder»«msub»«mi»r«/mi»«mi»n«/mi»«/msub»«mo»=«/mo»«mi»#rsen«/mi»«/math»</span>
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Choice 2
Answer
«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mover»«mi»A«/mi»«mo»§#8728;«/mo»«/mover»«mo»=«/mo»«mfenced close=¨}¨ open=¨{¨»«mrow»«mfenced»«mrow»«mi»x«/mi»«mo»,«/mo»«mi»y«/mi»«/mrow»«/mfenced»«mo»§#8712;«/mo»«msup»«mi»§#8477;«/mi»«mn»2«/mn»«/msup»«mo»:«/mo»«mo»§nbsp;«/mo»«msup»«mi»#rsen«/mi»«mn»2«/mn»«/msup»«mo»§lt;«/mo»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«mo»§lt;«/mo»«msup»«mi»#rpar«/mi»«mn»2«/mn»«/msup»«/mrow»«/mfenced»«/math»
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
<span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mover»«mi»A«/mi»«mo»§#8728;«/mo»«/mover»«mo»=«/mo»«mfenced close="}" open="{"»«mrow»«mfenced»«mrow»«mi»x«/mi»«mo»,«/mo»«mi»y«/mi»«/mrow»«/mfenced»«mo»§#8712;«/mo»«msup»«mi»§#8477;«/mi»«mn»2«/mn»«/msup»«mo»:«/mo»«mo»§nbsp;«/mo»«msup»«mi»#rsen«/mi»«mn»2«/mn»«/msup»«mo»§lt;«/mo»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«mo»§lt;«/mo»«msup»«mi»#rpar«/mi»«mn»2«/mn»«/msup»«/mrow»«/mfenced»«/math»</span>
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Choice 3
Answer
«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»A«/mi»«mo»§apos;«/mo»«mo»=«/mo»«mfenced close=¨}¨ open=¨{¨»«mrow»«mfenced»«mrow»«mi»x«/mi»«mo»,«/mo»«mi»y«/mi»«/mrow»«/mfenced»«mo»§#8712;«/mo»«msup»«mi»§#8477;«/mi»«mn»2«/mn»«/msup»«mo»:«/mo»«mo»§nbsp;«/mo»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«mo»=«/mo»«msup»«mi»#rsen«/mi»«mn»2«/mn»«/msup»«mo»,«/mo»«mo»§nbsp;«/mo»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«mo»=«/mo»«msup»«mi»#rpar«/mi»«mn»2«/mn»«/msup»«/mrow»«/mfenced»«/math»
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
<span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»A«/mi»«mo»§apos;«/mo»«mo»=«/mo»«mfenced close="}" open="{"»«mrow»«mfenced»«mrow»«mi»x«/mi»«mo»,«/mo»«mi»y«/mi»«/mrow»«/mfenced»«mo»§#8712;«/mo»«msup»«mi»§#8477;«/mi»«mn»2«/mn»«/msup»«mo»:«/mo»«mo»§nbsp;«/mo»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«mo»=«/mo»«msup»«mi»#rsen«/mi»«mn»2«/mn»«/msup»«mo»,«/mo»«mo»§nbsp;«/mo»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«mo»+«/mo»«msup»«mi»y«/mi»«mn»2«/mn»«/msup»«mo»=«/mo»«msup»«mi»#rpar«/mi»«mn»2«/mn»«/msup»«/mrow»«/mfenced»«/math»</span>
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Choice 4
Answer
There are no isolated points in A
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Choice 5
Answer
The set is not open neither closed
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Choice 6
Answer
The set is bounded, since for example «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mi»A«/mi»«mo»§#8834;«/mo»«mi»B«/mi»«mfenced»«mrow»«mfenced»«mrow»«mn»0«/mn»«mo»,«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»,«/mo»«mn»1«/mn»«/mrow»«/mfenced»«/math»
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
<span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»A«/mi»«mo»§#8834;«/mo»«mi»B«/mi»«mfenced»«mrow»«mfenced»«mrow»«mn»0«/mn»«mo»,«/mo»«mn»1«/mn»«/mrow»«/mfenced»«mo»,«/mo»«mn»1«/mn»«/mrow»«/mfenced»«/math»</span>
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Choice 7
Answer
It can be stated that any given continuous function has its absolute extrema on A
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Choice 8
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
Choice 9
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
Choice 10
Answer
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
40%
33.33333%
30%
25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
-5%
-10%
-11.11111%
-12.5%
-14.28571%
-16.66667%
-20%
-25%
-30%
-33.33333%
-40%
-50%
-60%
-66.66667%
-70%
-75%
-80%
-83.33333%
-90%
-100%
Feedback
Combined feedback
For any correct response
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
For any partially correct response
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Options
Show the number of correct responses once the question has finished
For any incorrect response
Format
HTML format
Moodle auto-format
Plain text format
Markdown format
Settings for multiple tries
Penalty for each incorrect try
100%
50%
33.33333%
25%
20%
10%
0%
Hint 1
Hint text
Options
Clear incorrect responses
Show the number of correct responses
Hint 2
Hint text
Options
Clear incorrect responses
Show the number of correct responses
Created / last saved
Created
by
Admin User
on
Thursday, 10 December 2015, 10:53 AM
Last saved
by
Admin User
on
Thursday, 10 December 2015, 10:53 AM
There are required fields in this form marked
.