The Number of Phone Calls Arriving at a Switchboard Each

question 23

Multiple Choice

The number of phone calls arriving at a switchboard each hour has been recorded,and the following frequency distribution has been developed. What is the cumulative frequency of the third class?

• A) 80
• B) 0.40
• C) 155
• D) 75
• E) 105

---

Definitions:

Major Obstacles

Significant barriers or challenges that hinder progress or achievement.

Emotional Standstill

A state where an individual feels emotionally stuck or incapable of progressing.

Denial

Failure to confront your problem; characteristic response by an alcoholic.

Anger

A strong feeling of annoyance, displeasure, or hostility triggered by what is perceived as unfairness, hurt, or threat.