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 82%. For normal weight people and with diabetes, the probability of long lifespan is 58%. For obese people and without diabetes, the probability of long lifespan is 57%. For obese people and with diabetes, the probability of long lifespan is 37%. For normal weight people and nonsmokers, the probability of having diabetes is 49%. For normal weight people and smokers, the probability of having diabetes is 57%. For obese people and nonsmokers, the probability of having diabetes is 96%. For obese people and smokers, the probability of having diabetes is 87%. The overall probability of smoker is 10%.
text_B: If we disregard the mediation effect through diabetes, would obesity negatively affect lifespan?
yes.