Find the Indicated Probability If We Randomly Select One of the Customers Represented in the Amount

question 53

Multiple Choice

Find the indicated probability.
-The manager of a bank recorded the amount of time each customer spent waiting in line during peak business hours one Monday. The frequency table below summarizes the results. $$\begin{array} { r | r } \begin{array} { r } \text { Waiting Time } \\\text { (minutes) }\end{array} & \begin{array} { r } \text { Number of } \\\text { Customers }\end{array} \\\hline 0 - 3 & 9 \\4 - 7 & 10 \\8 - 11 & 12 \\12 - 15 & 4 \\16 - 19 & 4 \\20 - 23 & 2 \\24 - 27 & 2\end{array}$$ If we randomly select one of the customers represented in the table, what is the probability that the waiting time
Is at least 12 minutes or between 8 and 15 minutes?

• A) 0.727
• B) 0.651
• C) 0.558
• D) 0.093

---

Definitions:

Role Overload

A condition where an individual is expected to fulfill too many roles simultaneously, leading to stress and potential burnout.

Role Underload

Occurs when too little work is expected of the individual.

Role Conflict

A situation where conflicting demands are made upon an individual in relation to their job role, making it impossible to comply with all of them at once.

High-performance Team

A group characterized by a strong sense of commitment and collaboration, often achieving superior results compared to standard teams.