<prompt> Weight in kg isNormal variableDiscrete variableConfounding variableContinuous variable  <response>: A continuous variable is a variable that has an infinite number of possible values. ex: weight in Kgs - 48.6, 47.23.etc A discrete variable is a variable that can only take on a ceain number of values. Ex: Number of doctors in a clinic - 5, 11..etc Ref : Park 23rd edition Pgno : 73 