A study was done on the mortality (live vs. die) of two major hospitals: CareBetter and TreatMore. Data were collected over a period of time from five major illnesses and it was found that CareBetter does better overall (i. e., has a smaller percentage of deaths). However, in each of the five illnesses separately, TreatMore does better. Which of the following is correct?

A. This is an example of Simpson's Paradox.

B. "Illness" is a lurking variable in this example.

C. Both (A) and (B) are correct

D. This is an example of a negative association between variables

E. This situation is mathematically impossible.

Question

Mathematics

Chewy

23 July, 18:08

A study was done on the mortality (live vs. die) of two major hospitals: CareBetter and TreatMore. Data were collected over a period of time from five major illnesses and it was found that CareBetter does better overall (i. e., has a smaller percentage of deaths). However, in each of the five illnesses separately, TreatMore does better. Which of the following is correct?

A. This is an example of Simpson's Paradox.

B. "Illness" is a lurking variable in this example.

C. Both (A) and (B) are correct

D. This is an example of a negative association between variables

E. This situation is mathematically impossible.

+1

Answers (2)

Know the Answer?

Raul Contreras · Answer 1

Answer: correct option is A (Simpson's paradox

Step-by-step explanation:

A Simpson's paradox is a statement that look untrue but it is actually true. it is most time opposed to common sense but it is true. the study seem senseless but it is actually true

Carina Wallace · Answer 2

Step-by-step explanation:

The correct answer is C. Both (A) and (B) are correct.

Trust me I did the exam