With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For students who are not encouraged and do not study hard, the probability of high exam score is 20%. For students who are not encouraged and study hard, the probability of high exam score is 48%. For students who are encouraged and do not study hard, the probability of high exam score is 56%. For students who are encouraged and study hard, the probability of high exam score is 88%. For students who are not encouraged, the probability of studying hard is 4%. For students who are encouraged, the probability of studying hard is 96%.
text_B: If we disregard the mediation effect through studying habit, would encouragement level negatively affect exam score?
no.