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Test-Lidia
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Question text
Consideramos la función cuadrática que pasa por los puntos <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»(«/mo»«mi»#m«/mi»«mo»,«/mo»«mn»0«/mn»«mo»)«/mo»«/math»</span>, <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»(«/mo»«mn»0«/mn»«mo»,«/mo»«mi»#p«/mi»«mo»)«/mo»«/math»</span> y <span class="nolink">«math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«mo»(«/mo»«mi»#n«/mi»«mo»,«/mo»«mn»0«/mn»«mo»)«/mo»«/math»</span>. <br />Determina la ecuación de la función indicando los pasos en el espacio inferior y marca las afirmaciones que son ciertas: <br />
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General feedback
La gráfica de la función es:<br />#q<br />y su ecuación es <span class="nolink">«math xmlns="http://www.w3.org/1998/Math/MathML"»«mi»f«/mi»«mo»(«/mo»«mi»x«/mi»«mo»)«/mo»«mo»=«/mo»«mi»#f«/mi»«/math»</span><br />
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
El vértice de la función es (#v,#w)
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
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33.33333%
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16.66667%
14.28571%
12.5%
11.11111%
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Feedback
Muy bien.<br />
Choice 2
Answer
El vértice de la función es (#v,#z)
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
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50%
40%
33.33333%
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16.66667%
14.28571%
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11.11111%
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-12.5%
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Feedback
Atención, la ordenada es incorrecta.
Choice 3
Answer
El coeficiente del término cuadrático (de «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«/math» ) es positivo
Grade
None
100%
90%
83.33333%
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70%
66.66667%
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16.66667%
14.28571%
12.5%
11.11111%
10%
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Feedback
Atención, las ramas van hacia abajo y el coeficiente de término cuadrático es negativo. <br />
Choice 4
Answer
El coeficiente del término cuadrático (de «math xmlns=¨http://www.w3.org/1998/Math/MathML¨»«msup»«mi»x«/mi»«mn»2«/mn»«/msup»«/math» ) es negativo
Grade
None
100%
90%
83.33333%
80%
75%
70%
66.66667%
60%
50%
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16.66667%
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Feedback
Muy bien.<br />
Choice 5
Answer
Grade
None
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83.33333%
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66.66667%
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33.33333%
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Feedback
Choice 6
Answer
Grade
None
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83.33333%
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66.66667%
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Feedback
Choice 7
Answer
Grade
None
100%
90%
83.33333%
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70%
66.66667%
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33.33333%
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16.66667%
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Feedback
Combined feedback
For any correct response
For any partially correct response
Options
Show the number of correct responses once the question has finished
For any incorrect response
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
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Admin User
on
Wednesday, 12 June 2013, 1:05 PM
Last saved
by
Admin User
on
Wednesday, 12 June 2013, 1:05 PM
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