Final answer:
A collection of tasks and responsibilities performed by one person is known as a Job Description, which is created through job analysis involving observation, surveys, and interviews.
Step-by-step explanation:
The collection of tasks and responsibilities performed by one person is known as a Job Description. This is a foundational component in the field of Industrial-Organizational Psychology, where job analysis plays a pivotal role. Job analysis is essential for understanding job requirements and forming job descriptions. It can be performed through observation, surveys, and interviews to collect information on what tasks are performed and what skills are necessary. Once this information is gathered, it can help in defining job descriptions, which outline what one individual in a job will be responsible for.
Job descriptions are crucial for various purposes within an organization, including employee recruitment, training, and performance appraisal. Ultimately, it aids in ensuring a good fit between the employee and the job, leading to higher job satisfaction and better performance.