A researcher conducts a new study and gets a significant result. Another researc
ID: 3315382 • Letter: A
Question
A researcher conducts a new study and gets a significant result. Another researcher attempts to replicate the study and does not get a significant result. Which of the following is an explanation for what happened:
a. All of these are valid possible explanations
b. The replication study did not have a large enough sample size to find the effect
c. The original significant result was a false positive
d. The non-significant result in the replication is a false negative
e. The original study has limited external validity - it does not generalize to new settings or populations
Explanation / Answer
a. All of these are valid possible explanations is the answer because any of the above scenarios can be true for difference in the results