A Student Conducts Repeated Trials to Determine the Density of a Sample

question 119

Multiple Choice

A student conducts repeated trials to determine the density of a sample of seawater and obtains the following results: 1.321 g/mL; 1.323 g/mL; 1.319 g/mL; and 1.321 g/mL.Known values are reported to be in the 1.02 to 1.09 g/mL range.The experimental results are __________

• A)less precise than the known values.
• B)more accurate than the known values.
• C)imprecise but accurate.
• D)precise and accurate.
• E)inaccurate but precise.

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Definitions:

Dividend Per Share

The amount of dividend that a company pays out over a year divided by the total number of its outstanding shares.

Earnings

The net amount of money a company earns during a specific period, often reported quarterly or annually, indicating its profitability.

Market-capitalization Rate

A valuation ratio determined by dividing the market capitalization of a company by its after-tax earnings, reflecting how much investors are willing to pay for a share of the company's earnings.

Plowback Ratio

The proportion of earnings retained by a company for reinvestment in its operations rather than being paid out as dividends to shareholders.