The bystander effect refers to the fact that
a. if one bystander helps in an emergency, many others will help, too
b. if one bystander stares up into the sky and points, a passerby will do the same,
even if there is nothing to look at
c. people are less likely to help in an emergency when there are more bystanders
d. even people who are trained in emergency rescue techniques find it difficult to
help in a real emergency situation
Question 2
Studies of the effect of city size on helping have been conducted across the United States and in several countries around the world. They have found that
a. there is no association between city size and helping in any of the locations studied
b. there is an association between city size and helping, but only within the United States
c. there is an association between city size and helping, but only outside the United States
d. there is an association between city size and helping in every location studied
Coronary stent. Illustration of an angiogram revealing a coronary stent, which helps prevent closure
Effect of BPG on oxygen binding to hemoglobin. The BPG concentration
Thorndike’s Puzzle Box and the Law of Effect (2 of 2)
Examples of Emergency Conditions
The Serial-Position Effect
The First-Pass Effect