A Sociologist Studying Freshmen at a Major University Carried Out

question 11

Multiple Choice

A sociologist studying freshmen at a major university carried out a survey, asking (among other questions) how often students went out per week, how many hours they studied per day, and how many hours they slept at night. A random sample allows which tool to be used for trustworthy inference?

• A)the laws of probability
• B)the laws of correct surveys
• C)the laws of generality
• D)All of the answer options are correct.

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Definitions:

Gross Margin Percentage

A financial metric used to assess a company's financial health by revealing the proportion of money left over from revenues after accounting for the cost of goods sold.

Net Profit Margin Percentage

A financial ratio that shows the percentage of net income derived from total revenue, emphasizing the profitability of a company after all expenses have been deducted.

Financing Activities

These activities generate cash inflows and outflows related to borrowing from and repaying principal to creditors and completing transactions with the company’s owners, such as selling or repurchasing shares of common stock and paying dividends.

Cash Inflow

Cash inflow is the movement of money into a business from various sources, including sales, investment income, and financing activities.