Assume That a Sample Is Used to Estimate a Population

question 64

Multiple Choice

Assume that a sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the
given statistics and confidence level. Round the margin of error to four decimal places.
-In a random sample of 192 college students, 129 had part-time jobs. Find the margin of error for the 95% confidence interval used to estimate the population proportion.

• A) 0.0664
• B) 0.0598
• C) 0.00225
• D) 0.116

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Definitions:

Idle Workers

Employees who are not engaged in production or work activities due to lack of work, broken machinery, or inefficient job allocation, often leading to wasted resources.

Finding Suppliers

The process of identifying and selecting vendors or suppliers who can provide the necessary materials, products, or services for a business.

Customer Service

The assistance and advice provided by a company to those people who buy or use its products or services.

Supplier Management

The practice of organizing, managing, and improving the relationships and activities between a business and its suppliers to optimize their impact on the company's performance.