The answer to your question is 3/8.
I believe it’s 8^3 I’m sorry if it’s wrong!!!!
Answer:
The correct option is D.) Causation cannot be determined from an observational study.
Step-by-step explanation:
The conclusion is not correct because
D.) Causation cannot be determined from an observational study.
Causation determined from an observational study is speculative and cannot be confirmed without data from a real experiment.
Transitive property I believe
A. 15+18 is the correct answer by using distribution property