Multiple Choice
RESEARCH STUDY 13.1
Mark conducts a study for his research methods class to determine if consuming caffeine causes people to perform better on cognitive tasks. In his study, he gives half of his participants a glass of water and half of his participants a glass of cola, and then has them attempt to solve 15 math problems. He finds that people who drink caffeine beforehand solve more math problems than those who drink water beforehand (p < 10.05) .
-Refer to Research Study 13.1 above to answer the following question. The notation "p < 0.05" indicates which of the following?
A) Mark conducted the study correctly
B) Mark's finding is statistically significant
C) Mark can conclude that it is unlikely he got his result by chance
D) Both b and c
E) All of the above
Correct Answer:
Verified
Correct Answer:
Verified
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