What is a reaction with a positive enthaply spontaneous

When the reaction is exothermic but undergoes a decrease in entropy, it is the entalpy term which favors the reaction. In this case, a spontaneous reaction is dependent upon a term being small relative to another term.

What is the question

The independent variable is the type of music.the dependent variable is the pulse rate.the intervening variable is the age of the subject.if the mother does not like rock, her pulse is likely to not increase.the same might be true for the sister.the friend may like rap and gets excited.to establish cause/effect relationship, all of the subjects must be consistent.hope i .