Complex sentence: Cognitive Psychology, 30,39--78 When targets are frequent (above 50-percent prevalence), fast "no" responses often lead to mistakes and "no" reaction times are slower than "yes" times in high-prevalence searches.
Split into simpler sentences: Cognitive Psychology, 30,39--78 When targets are frequent (above 50% prevalence), fast "no" responses will often lead to mistakes. As a result, "no" reaction times are slower than "yes" reaction times in high prevalence searches.