With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For patients who are young and pay a low hospital bill, the probability of recovery is 20%. For patients who are young and pay a high hospital bill, the probability of recovery is 31%. For patients who are old and pay a low hospital bill, the probability of recovery is 87%. For patients who are old and pay a high hospital bill, the probability of recovery is 99%. The overall probability of old age is 47%.
text_B: Will high hospital bill decrease the chance of recovery?
no.