The Probability Distribution of the Number of Accidents in North

question 86

Multiple Choice

The probability distribution of the number of accidents in North York, Ontario, each day is given in the table below: Based on this distribution, what is the approximate value of the standard deviation of the number of accidents per day?

• A) 6.95
• B) 2.64
• C) 2.33
• D) 1.53

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Definitions:

Job Rotation

The practice of periodically moving employees between different tasks or jobs to reduce monotony and develop a wider range of skills.

Job Enrichment

The process of making a job more rewarding, challenging, and interesting by adding tasks that increase the job's motivational factors.

Mental Imagery

The process of creating or recreating experiences in the mind, utilizing the senses without direct external input.

Self-reinforcement

The act of rewarding oneself to strengthen the likelihood of a specific behavior occurring in the future.