Explicit costs are measured in dollars.
Indicate whether the statement is true or false
Question 2
Refer to Scenario 12.1. Suppose that a third friend, Ryan, joins Simon and Paula on their way home from school, and this reduces the probability of any particular individual from stepping forward to help the man being attacked from 70 to 60.
What is the probability of either Simon, Paula, Ryan, or any combination of the three trying to rescue the man? A) 21.6
B) 50.4
C) 72.0
D) 93.6