[Stack-cvs] stack-1-0/scripts/install sample_questions.xml,1.5,1.5.4.1

[Chris S. <san...@us...>]

Update of /cvsroot/stack/stack-1-0/scripts/install
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv27637/scripts/install

Modified Files:
      Tag: frontend_dev
	sample_questions.xml 
Log Message:


Index: sample_questions.xml
===================================================================
RCS file: /cvsroot/stack/stack-1-0/scripts/install/sample_questions.xml,v
retrieving revision 1.5
retrieving revision 1.5.4.1
diff -C2 -d -r1.5 -r1.5.4.1
*** sample_questions.xml	25 Apr 2005 18:09:46 -0000	1.5
--- sample_questions.xml	18 Jun 2005 09:54:12 -0000	1.5.4.1
***************
*** 800,805 ****
        </assessmentItem_ord>
        <assessmentItem_ord order="15">
!           <questionVarsRaw>a = 1;b = 1;c = -1*(1+rand(3));d = 1+rand(3);p = x*abs(x);xl = -2;xr = 3-c;yu = 3+d;yl = -2;q = a*subst( b*x+c,x,p)+d</questionVarsRaw>
!           <questionStem>One function $f(x)=@p@$ is plotted in blue.  
  A transformed version of the form
  \[ af(bx+c)+d,\]
--- 800,805 ----
        </assessmentItem_ord>
        <assessmentItem_ord order="15">
!     <questionVarsRaw>aa = 1;bb = 1;cc = -1*(1+rand(3));dd = 1+rand(3);p = x*abs(x);xl = -2;xr = 3-cc;yu = 3+dd;yl = -2;q = aa*subst( bb*x+cc,x,p)+dd</questionVarsRaw>
!     <questionStem>One function $f(x)=@p@$ is plotted in blue.  
  A transformed version of the form
  \[ af(bx+c)+d,\]
***************
*** 808,1011 ****
  What is this transform?\par
  Enter your answer as the transformed $f$, not the expression for the red function itself.</questionStem>
!           <questionAns>a*f(b*x+c)+d</questionAns>
!           <questionAnsKey>sa</questionAnsKey>
!           <questionAnsVarsRaw>l = fntrans_unpack(sa)</questionAnsVarsRaw>
!           <questionPotResp>
!             <questionPotResp_ord order="0">
!                 <SAns>sa</SAns>
!                 <TAns>a*f(b*x+c)+d</TAns>
!                 <true>
!                     <RawMarkMod>=</RawMarkMod>
!                     <RawMark>1</RawMark>
!                     <ApLat>-1</ApLat>
!                 </true>
!                 <false>
!                     <RawMarkMod>=</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <AnswerNote>@l@</AnswerNote>
!                     <ApLat>1</ApLat>
!                 </false>
!             </questionPotResp_ord>
!             <questionPotResp_ord order="1">
!                 <SAns>l[1]</SAns>
!                 <TAns>TRUE</TAns>
!                 <AnsTest>SA_True</AnsTest>
!                 <true>
!                     <RawMarkMod>=</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <ApLat>2</ApLat>
!                     <FeedBack>Your answer isn't correct.  
  The original function is plotted in blue, 
  the transformed function in red, and your 
  function in green.  
  @plot([p,q, l[2]*subst( l[3]*x+l[4],x,p)+l[5]],[x,xl,xr],[y,yl,yu])@</FeedBack>
!                 </true>
!                 <false>
!                     <RawMarkMod>=</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <Penalty>0</Penalty>
!                     <ApLat>7</ApLat>
!                     <FeedBack>Your answer does not seem to be in the correct
  form $af(bx+c)+d$.</FeedBack>
!                 </false>
!             </questionPotResp_ord>
!             <questionPotResp_ord order="2">
!                 <SAns>l[2]</SAns>
!                 <TAns>a</TAns>
!                 <AnsTest>AlgEquiv</AnsTest>
!                 <true>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0.25</RawMark>
!                     <ApLat>3</ApLat>
!                 </true>
!                 <false>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <ApLat>3</ApLat>
!                     <FeedBack>Your value of $a$ is not correct.</FeedBack>
!                 </false>
!             </questionPotResp_ord>
!             <questionPotResp_ord order="3">
!                 <SAns>l[3]</SAns>
!                 <TAns>b</TAns>
!                 <AnsTest>AlgEquiv</AnsTest>
!                 <true>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0.25</RawMark>
!                     <ApLat>4</ApLat>
!                 </true>
!                 <false>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <ApLat>4</ApLat>
!                     <FeedBack>Your value of $b$ is not correct.</FeedBack>
!                 </false>
!             </questionPotResp_ord>
!             <questionPotResp_ord order="4">
!                 <SAns>l[4]</SAns>
!                 <TAns>c</TAns>
!                 <AnsTest>AlgEquiv</AnsTest>
!                 <true>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0.25</RawMark>
!                     <ApLat>6</ApLat>
!                 </true>
!                 <false>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <ApLat>5</ApLat>
!                     <FeedBack>Your value of $c$ is not correct.</FeedBack>
!                 </false>
!             </questionPotResp_ord>
!             <questionPotResp_ord order="5">
!                 <SAns>l[4]</SAns>
!                 <TAns>-c</TAns>
!                 <AnsTest>AlgEquiv</AnsTest>
!                 <true>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <AnswerNote>Horz shift wrong way!</AnswerNote>
!                     <ApLat>6</ApLat>
!                     <FeedBack>You have simply shifted the wrong way!</FeedBack>
!                 </true>
!                 <false>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <ApLat>6</ApLat>
!                 </false>
!             </questionPotResp_ord>
!             <questionPotResp_ord order="6">
!                 <SAns>l[5]</SAns>
!                 <TAns>d</TAns>
!                 <AnsTest>AlgEquiv</AnsTest>
!                 <true>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0.25</RawMark>
!                     <ApLat>-1</ApLat>
!                 </true>
!                 <false>
!                     <RawMarkMod>+</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <ApLat>-1</ApLat>
!                     <FeedBack>Your value of $d$ is not correct.</FeedBack>
!                 </false>
!             </questionPotResp_ord>
!             <questionPotResp_ord order="7">
!                 <SAns>sa</SAns>
!                 <TAns>q</TAns>
!                 <AnsTest>AlgEquiv</AnsTest>
!                 <true>
!                     <RawMarkMod>=</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <ApLat>-1</ApLat>
!                     <FeedBack>You have actually typed in the {\em formula} 
  for the function shown, not the {\em transformation.}
  This is good, but not what you were asked to do.
  Please try again.</FeedBack>
!                 </true>
!                 <false>
!                     <RawMarkMod>=</RawMarkMod>
!                     <RawMark>0</RawMark>
!                     <ApLat>-1</ApLat>
!                 </false>
!             </questionPotResp_ord>
!           </questionPotResp>
!           <questionOptions>
!               <InsertStars>FALSE</InsertStars>
!           </questionOptions>
!           <questionNote>@p@, @[a,b,c,d]@</questionNote>
!           <questionVars>
!             <questionVars_ord order="0">
!                 <key>a</key>
!                 <value>1</value>
!             </questionVars_ord>
!             <questionVars_ord order="1">
!                 <key>b</key>
!                 <value>1</value>
!             </questionVars_ord>
!             <questionVars_ord order="2">
!                 <key>c</key>
!                 <value>-1*(1+rand(3))</value>
!             </questionVars_ord>
!             <questionVars_ord order="3">
!                 <key>d</key>
!                 <value>1+rand(3)</value>
!             </questionVars_ord>
!             <questionVars_ord order="4">
!                 <key>p</key>
!                 <value>x*abs(x)</value>
!             </questionVars_ord>
!             <questionVars_ord order="5">
!                 <key>xl</key>
!                 <value>-2</value>
!             </questionVars_ord>
!             <questionVars_ord order="6">
!                 <key>xr</key>
!                 <value>3-c</value>
!             </questionVars_ord>
!             <questionVars_ord order="7">
!                 <key>yu</key>
!                 <value>3+d</value>
!             </questionVars_ord>
!             <questionVars_ord order="8">
!                 <key>yl</key>
!                 <value>-2</value>
!             </questionVars_ord>
!             <questionVars_ord order="9">
!                 <key>q</key>
!                 <value>a*subst( b*x+c,x,p)+d</value>
!             </questionVars_ord>
!           </questionVars>
!           <questionAnsVars>
!             <questionAnsVars_ord order="0">
!                 <key>l</key>
!                 <value>fntrans_unpack(sa)</value>
!             </questionAnsVars_ord>
!           </questionAnsVars>
!           <questionGUID>MTExMjE3NjE0NTM1MTY3Mz</questionGUID>
!           <questionName>graphic_transform_1</questionName>
!           <questionDescription>Find the transform between two graphs.</questionDescription>
!           <questionKeywords>demo, graphical</questionKeywords>
!           <questionDateLastEdited>2005-04-25 17:23:13</questionDateLastEdited>
        </assessmentItem_ord>
        <assessmentItem_ord order="16">
--- 808,964 ----
  What is this transform?\par
  Enter your answer as the transformed $f$, not the expression for the red function itself.</questionStem>
!     <questionAns>aa*f(bb*x+cc)+dd</questionAns>
!     <questionAnsKey>sa</questionAnsKey>
!     <questionAnsVarsRaw>l = fntrans_unpack(sa)</questionAnsVarsRaw>
!     <questionPotResp>
!       <questionPotResp_ord order="0">
!           <SAns>sa</SAns>
!           <TAns>aa*f(bb*x+cc)+dd</TAns>
!           <true>
!               <RawMarkMod>=</RawMarkMod>
!               <RawMark>1</RawMark>
!               <ApLat>-1</ApLat>
!           </true>
!           <false>
!               <RawMarkMod>=</RawMarkMod>
!               <RawMark>0</RawMark>
!               <ApLat>1</ApLat>
!               <AnswerNote>@l@</AnswerNote>
!           </false>
!       </questionPotResp_ord>
!       <questionPotResp_ord order="1">
!           <SAns>l[1]</SAns>
!           <TAns>TRUE</TAns>
!           <AnsTest>SA_True</AnsTest>
!           <true>
!               <RawMarkMod>=</RawMarkMod>
!               <RawMark>0</RawMark>
!               <FeedBack>Your answer isn't correct.  
  The original function is plotted in blue, 
  the transformed function in red, and your 
  function in green.  
  @plot([p,q, l[2]*subst( l[3]*x+l[4],x,p)+l[5]],[x,xl,xr],[y,yl,yu])@</FeedBack>
!               <ApLat>2</ApLat>
!           </true>
!           <false>
!               <RawMarkMod>=</RawMarkMod>
!               <RawMark>0</RawMark>
!               <Penalty>0</Penalty>
!               <FeedBack>Your answer does not seem to be in the correct
  form $af(bx+c)+d$.</FeedBack>
!               <ApLat>7</ApLat>
!           </false>
!       </questionPotResp_ord>
!       <questionPotResp_ord order="2">
!           <SAns>l[2]</SAns>
!           <TAns>a</TAns>
!           <AnsTest>AlgEquiv</AnsTest>
!           <true>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0.25</RawMark>
!               <ApLat>3</ApLat>
!           </true>
!           <false>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0</RawMark>
!               <FeedBack>Your value of $a$ is not correct.</FeedBack>
!               <ApLat>3</ApLat>
!           </false>
!       </questionPotResp_ord>
!       <questionPotResp_ord order="3">
!           <SAns>l[3]</SAns>
!           <TAns>b</TAns>
!           <AnsTest>AlgEquiv</AnsTest>
!           <true>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0.25</RawMark>
!               <ApLat>4</ApLat>
!           </true>
!           <false>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0</RawMark>
!               <FeedBack>Your value of $b$ is not correct.</FeedBack>
!               <ApLat>4</ApLat>
!           </false>
!       </questionPotResp_ord>
!       <questionPotResp_ord order="4">
!           <SAns>l[4]</SAns>
!           <TAns>c</TAns>
!           <AnsTest>AlgEquiv</AnsTest>
!           <true>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0.25</RawMark>
!               <ApLat>6</ApLat>
!           </true>
!           <false>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0</RawMark>
!               <FeedBack>Your value of $c$ is not correct.</FeedBack>
!               <ApLat>5</ApLat>
!           </false>
!       </questionPotResp_ord>
!       <questionPotResp_ord order="5">
!           <SAns>l[4]</SAns>
!           <TAns>-cc</TAns>
!           <AnsTest>AlgEquiv</AnsTest>
!           <true>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0</RawMark>
!               <FeedBack>You have simply shifted the wrong way!</FeedBack>
!               <ApLat>6</ApLat>
!               <AnswerNote>Horz shift wrong way!</AnswerNote>
!           </true>
!           <false>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0</RawMark>
!               <ApLat>6</ApLat>
!           </false>
!       </questionPotResp_ord>
!       <questionPotResp_ord order="6">
!           <SAns>l[5]</SAns>
!           <TAns>dd</TAns>
!           <AnsTest>AlgEquiv</AnsTest>
!           <true>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0.25</RawMark>
!               <ApLat>-1</ApLat>
!           </true>
!           <false>
!               <RawMarkMod>+</RawMarkMod>
!               <RawMark>0</RawMark>
!               <FeedBack>Your value of $d$ is not correct.</FeedBack>
!               <ApLat>-1</ApLat>
!           </false>
!       </questionPotResp_ord>
!       <questionPotResp_ord order="7">
!           <SAns>sa</SAns>
!           <TAns>q</TAns>
!           <AnsTest>AlgEquiv</AnsTest>
!           <true>
!               <RawMarkMod>=</RawMarkMod>
!               <RawMark>0</RawMark>
!               <FeedBack>You have actually typed in the {\em formula} 
  for the function shown, not the {\em transformation.}
  This is good, but not what you were asked to do.
  Please try again.</FeedBack>
!               <ApLat>-1</ApLat>
!           </true>
!           <false>
!               <RawMarkMod>=</RawMarkMod>
!               <RawMark>0</RawMark>
!               <ApLat>-1</ApLat>
!           </false>
!       </questionPotResp_ord>
!     </questionPotResp>
!     <questionOptions>
!         <InsertStars>FALSE</InsertStars>
!         <SyntaxHint>a*f(b*x+c)+d</SyntaxHint>
!     </questionOptions>
!     <questionNote>@p@, @[a,b,c,d]@</questionNote>
!     <questionGUID>MTExMTkzNTY3NzUyOTczNT</questionGUID>
!     <questionName>graphic_transform_1</questionName>
!     <questionDescription>Find the transform between two graphs.</questionDescription>
!     <questionKeywords>demo, graphical</questionKeywords>
!     <questionDateLastEdited>1119077575</questionDateLastEdited>
        </assessmentItem_ord>
        <assessmentItem_ord order="16">