A Random Sample of 81 Students at a Local University

question 44

Short Answer

A random sample of 81 students at a local university showed that they work an average of 60 hours per month with a standard deviation of 18 hours. Compute a 95% confidence interval for the mean of the population.

---

Definitions:

Statement Of Cash Flows

A financial report that shows how changes in balance sheet accounts and income affect cash and cash equivalents, breaking the analysis down to operating, investing, and financing activities.

Financial Ratios

Financial ratios are quantifiable measures used to evaluate a company's financial performance by comparing two line items from financial statements.

Industry

A category of businesses that produce or sell similar products, services, or are involved in the same level of economic activity.

Operating Activities

Business actions directly involved in the production and delivery of goods and services, as reflected in the cash flow statement.