The Disadvantage of a Small Sample Size in Psychology Experiments

Multiple Choice

The disadvantage of a small sample size in psychology experiments that expect to measure a small to medium effect is that…

A) the study is underpowered, leading to an increased Type I error.
B) the study is underpowered, leading to an increased Type II error.
C) the study is overpowered, leading to an increased Type I error.
D) the study is overpowered, leading to an increased Type I error.