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:

Action Memos

Internal documents used by organizations to communicate specific tasks, responsibilities, or actions that need to be taken.

Market Share

The percentage of total sales volume in a market captured by a brand or company.

Industry Trends

Patterns and general directions in which a specific industry is moving, influenced by new technologies, customer behaviors, and market demands.

Evaluation Phase

The stage in a product or project lifecycle where its performance, effectiveness, or value is assessed.