With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For students who cannot swim and do not study hard, the probability of high exam score is 29%. For students who cannot swim and study hard, the probability of high exam score is 68%. For students who can swim and do not study hard, the probability of high exam score is 53%. For students who can swim and study hard, the probability of high exam score is 95%. For students who cannot swim, the probability of studying hard is 12%. For students who can swim, the probability of studying hard is 57%.
text_B: Does ability to swim positively affect exam score through studying habit?
yes.