function gradeanswers(x,y) { var modulename=y; var chapternumber = x; if (document.checker.variable.value!="1") { document.checker.variable.value=1; var msg=open("","DisplayWindow"); msg.document.write(""); msg.document.write(""+ ""); msg.document.write("
Your results:"); var k; number_correct=0; for (k=0;k

Problem " + eval(k+1) + ".

"); msg.document.writeln(ptype_write[k] +"

" + state_write[k]); if (document.quiz.problem[k].value == "") { document.quiz.problem[k].value = "------"; } msg.document.writeln("

Your answer of " +document.quiz.problem[k].value+ " is " + outcome[k]+".

"); if (outcome[k].match(/incorrect/)) { msg.document.writeln("

The correct answer is " + truevalue[k] + ".

"); } } // document.quiz.GradeMe.value=number_correct; msg.document.writeln("

Your Total score is:" + number_correct + ".

"); //msg.document.writeln(""); msg.document.writeln("
") msg.document.write(""); msg.document.writeln("
"+ "" + "" + "" + "" + "" + "" + "" + "" + ""+ "" + "" + " " + ""+ "" + ""+ ""+ ""+ " "+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ ""+ "
Your name:
Your email address:
Instructor's name:
Instructor's email address:
TA's name:
TA's email address:
Other recipient's name:
Other recipient's email address:
"+ "
"+ "
" + ""+ "
" + "
"+ "
"); msg.document.close(); } else { alert("Sorry, you cannot resubmit your answers. Click \"Start\" at the top of the page to start over.") } } function checkanswer(h) { var tempans; var temptrue; studentanswer[h]=document.quiz.problem[h].value; if (ans[h]==0) { if (truevalue[h]<0.0) // for negative answers { tempans=-1.0*document.quiz.problem[h].value; temptrue=-1.0*truevalue[h]; if ( (tempans>=((1.0-range[h])*temptrue)) && ( tempans<=((1.0+range[h])*temptrue)) ) { number_correct++; //document.quiz.AnswerPlease[h].value="correct!"; outcome[h]="correct"; } else { //document.quiz.AnswerPlease[h].value="incorrect"; outcome[h]="incorrect"; } } else { if ( (document.quiz.problem[h].value>=((1.0-range[h])*truevalue[h])) && ( document.quiz.problem[h].value<=((1.0+range[h])*truevalue[h])) ) { number_correct++; //document.quiz.AnswerPlease[h].value="correct!"; outcome[h]="correct"; } else { //document.quiz.AnswerPlease[h].value="incorrect"; outcome[h]="incorrect"; } } } else { // this handles cases where answers are strings but look like // numbers var quiz_string = String(document.quiz.problem[h].value); var true_string = String(truevalue[h]); if ( quiz_string.toLowerCase()==true_string.toLowerCase() ) { number_correct++; //document.quiz.AnswerPlease[h].value="correct!"; outcome[h]="correct"; } else { //document.quiz.AnswerPlease[h].value="incorrect"; outcome[h]="incorrect"; } } }