Risk of cancer - CR

[rid]

De PlatinumPrep

Eating beets significantly lowers the risk of cancer, according to an article in a nutritional magazine. The article refers to a study that found that people who consumed one or more beets per day were half as likely to be diagnosed with the disease as people who did not.
Which of the following, if true, most weakens the argument in the magazine article?
A) Another study found that people who consumed one tablespoon of flax seed oil per day were more than four times less likely to be diagnosed with cancer as those who did not.
B) Participants in the study reported consuming no vegetables other than beets.
C) The study was only conducted in one city.
D) In another experiment, cancer patients who ate one or more beets per day were no more likely to recover than those who ate no beets.
E) The participants in the study who ate beets were more likely to exercise regularly than those who did not eat beets.

[jlomalone]

Yo diria:
A: nada que ver
B: Otro estudio diferente, no afecta al de beets
C: dudo pero prefiero la E
D: ya tienen cancer, tarde.
E: Es la que mas me gusta

[rid]

Me animo a hacerla.

Conclusion: Eating Beats ---> lower risk cancer
Hechos:
- Los resultados de un estudio

Cualquier cosa que ponga en duda los resultados del estudio debilitará la conclusión

a) otros estudios nos dan igual. Fuera
b) otros vegetales nos dan igual. Fuera
c) donde se haya hecho el estudio está out of scope y no influye. Fuera
d) otros estudios nos dan igual. Fuera
e) La única que dice algo del estudio en cuestión, y encima lo debilita. Correcta. Puede que tuvieran menos riesgo de cáncer porque hacen deporte, no por las bees.

Luego busco la respuesta correcta que no la sé. De todas maneras la dejo un rato más por si otros la quieren hacer

[rid]

La respuesta correcta oficial es

respuesta: show

E