With no explanation, label text_A→text_B with either "no" or "yes".
text_A: For normal weight people and without diabetes, the probability of long lifespan is 33%. For normal weight people and with diabetes, the probability of long lifespan is 61%. For obese people and without diabetes, the probability of long lifespan is 60%. For obese people and with diabetes, the probability of long lifespan is 81%. For normal weight people and nonsmokers, the probability of having diabetes is 87%. For normal weight people and smokers, the probability of having diabetes is 58%. For obese people and nonsmokers, the probability of having diabetes is 47%. For obese people and smokers, the probability of having diabetes is 18%. The overall probability of smoker is 93%.
text_B: If we disregard the mediation effect through diabetes, would obesity negatively affect lifespan?
no.