function checkAnswer(questionID,userResponse) {
switch (questionID) {
case "INT01":
	if (userResponse == 4) {
		return(1)
	} else return(0);
	break;
case "INT03":
	if (userResponse == 4.5) {
		return(1)
	} else return(0);
	break;
case "INT04":
	if (userResponse == 5.0) {
		return(1)
	} else return(0);
	break;
case "INT05": // correct answer 52.04
	if ((userResponse >= 51.5) && (userResponse <= 52.5)) {
		return(1)
	} else return(0);
	break;
case "INT06":
	if (userResponse == 2100) {
		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 "INT12":
	if (userResponse == 1.6) {
		return(1)
	} else return(0);
	break;
case "INT14": // correct answer 1.26
	if ((userResponse >= 1.24) && (userResponse <= 1.28)) {
		return(1)
	} else return(0);
	break;
case "INT15": // correct answer 4.95
	if ((userResponse >= 4.85) && (userResponse <= 5.05)) {
		return(1)
	} else return(0);
	break;	
case "INT1611": // correct answer 60.5
	if ((userResponse >= 60.4) && (userResponse <= 60.6)) {
		return(1)
	} else return(0);
	break;
case "INT1612": // correct answer 60
	if (userResponse == 60.0) {
		return(1)
	} else return(0);
	break;
case "INT1613": // correct answer 11.34
	if ((userResponse >= 11.3) && (userResponse <= 11.4)) {
		return(1)
	} else return(0);
	break;
case "INT1621": // correct answer 9.43
	if ((userResponse >= 9.4) && (userResponse <= 9.5)) {
		return(1)
	} else return(0);
	break;
case "INT1631": // correct answer 1.28
	if ((userResponse >= 1.26) && (userResponse <= 1.30)) {
		return(1)
	} else return(0);
	break;
}		
}