A Researcher Wants to Estimate a Population Mean

question 50

Essay

A researcher wants to estimate a population mean.The level of tolerable sampling error is 0.2 of a purchase occasion,with a confidence level of 95.44%.If the estimated population variance is 5 for the most important question in the study,what is the desired sample size?

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Definitions:

Presenteeism

The phenomenon of employees coming to work despite being ill or otherwise incapacitated, often leading to reduced productivity.

Time Management

The process of planning and exercising conscious control over the amount of time spent on specific activities, especially to increase efficiency or productivity.

Delegation

The assignment of responsibility or authority to another person (typically from a manager to a subordinate) to carry out specific activities.

Stress

A psychological and physical response to demands that exceed an individual’s perceived ability to cope, leading to tension and strain.