True or False A sample consisting of firms or persons who have ...

[jrubin]

True or False A sample consisting of firms or persons who have engaged in a specific behavior or activity are said to be taken from a compiled list.
  Indicate whether the statement is true or false

Question 2

True or False Regarding causal studies, it should be pointed out that statistical techniques alone can prove causality.
  Indicate whether the statement is true or false

[asware1]

Answer to Question 1

F

Answer to Question 2

F