function checkAnswer(questionID,userResponse) {
switch (questionID) {
case "INT01":
	if (userResponse == 4) {
		return(1)
	} else return(0);
	break;
case "INT0401a":
	if ((userResponse > 69930) && (userResponse < 69940)) {
		return(1)
	} else return(0);
	break;
case "INT0401b":
	if  (userResponse == 38600) {
		return(1)
	} else return(0);
	break;
case "INT0401c":
	if (userResponse == 43200) {
		return(1)
	} else return(0);
	break;
case "INT0402a":
	if (userResponse == 1) {
		return(1)
	} else return(0);
	break;	
case "INT0402b":
	return(1)
	break;	
case "INT0402c":
	return(1)
	break;	
case "INT05": // correct answer 52.04
	if ((userResponse >= 51.5) && (userResponse <= 52.5)) {
		return(1)
	} else return(0);
	break;
case "INT06":
	if (userResponse == 0) {
		return(1)
	} else return(0);
	break;
case "INT11": // correct answer 14.3 but users allowed to generate their own data
	if ((userResponse >= 12) && (userResponse <= 16)) {
		return(1)
	} else return(0);
	break;			
case "INT13":
	if (userResponse == 1.6) {
		return(1)
	} else return(0);
	break;
case "INT14":
	if (userResponse == 9) {
		return(1)
	} else return(0);
	break;
case "INT15": // correct answer 1.26
	if ((userResponse >= 1.24) && (userResponse <= 1.28)) {
		return(1)
	} else return(0);
	break;
case "INT16": // correct answer 4.95
	if ((userResponse >= 4.85) && (userResponse <= 5.05)) {
		return(1)
	} else return(0);
	break;	
case "INT1711": // correct answer 60.5
	if ((userResponse >= 60.4) && (userResponse <= 60.6)) {
		return(1)
	} else return(0);
	break;
case "INT1712": // correct answer 60
	if (userResponse == 60.0) {
		return(1)
	} else return(0);
	break;
case "INT1713": // correct answer 11.34
	if ((userResponse >= 11.3) && (userResponse <= 11.4)) {
		return(1)
	} else return(0);
	break;
case "INT1721": // correct answer 9.43
	if ((userResponse >= 9.4) && (userResponse <= 9.5)) {
		return(1)
	} else return(0);
	break;
case "INT1732": // correct answer 1.28
	if ((userResponse >= 1.26) && (userResponse <= 1.30)) {
		return(1)
	} else return(0);
	break;
case "INT1741": // correct answer System A
	if (userResponse == 0) {
		return(1)
	} else return(0);
	break;
}		
}