A group of people stand in front of a large apartment building .
Chances are about even that a bunch of people congregate in front of an apartment building after someone pulled a fire alarm .
Chances are about even that a bunch of people congregate in front of an apartment building after someone pulled a fire alarm .
There is almost no chance that a bunch of people congregate in front of an apartment building after someone pulled a fire alarm .
A bunch of people congregate in front of an apartment building after someone pulled a fire alarm .