When an experiment has a large sample size, and there is a large difference between the results in the experimental and control groups, it is ________ that the experimental results are statistically significant.
A) very unlikely
B) unlikely
C) somewhat likely
D) very likely

Question

Quizplus · Accepted Answer

A large sample size and a large difference between groups increases the power of the experiment, making it more likely to detect true differences between groups. This means that the experimental results are more likely to be statistically significant.

When an Experiment Has a Large Sample Size, and There