The Number of Phone Calls Arriving at a Switchboard Each

question 84

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 relative frequency of the second class?

• A) 0.455
• B) 0.900
• C) 0.225
• D) 0.750
• E) 0.725

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Definitions:

Self-reward

The act of giving oneself a reward to reinforce positive behavior, action, or achievement, often used as a motivational strategy.

Guidelines

Recommendations or principles provided to direct actions or decision-making in specific situations.

Positive Reinforcement

is a behavioral technique that involves providing a reward or positive outcome following a desired behavior, in order to increase the likelihood of that behavior being repeated.

Self-reward

The act of giving oneself a reward to positively reinforce one's own behavior or achievement.