Multiple Choice
Edhilvia is studying the relationship between smoking and number of visits to the doctor.After giving a survey to 1,000 people,she finds that the more people smoked,the more times they visited the doctor every year.From these results,Edhilvia can logically conclude that ____.
A) there is a negative correlation between smoking and visiting the doctor
B) there is a positive correlation between smoking and visiting the doctor
C) smoking causes people to go to the doctor
D) her results are invalid since participants were not randomly assigned to groups
Correct Answer:
Verified
Correct Answer:
Verified
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