Which of the Following Methods Would Provide the Most Legitimate

question 87

Multiple Choice

Which of the following methods would provide the most legitimate data on population density?

• A) Count the number of nests of a particular species of songbird and multiply this by two (because there are two parent birds per nest).
• B) Count the number of pine trees in several randomly selected 10-m × 10-m plots and extrapolate this number to the fraction of the study area that these plots represent.
• C) Use the mark-and-recapture method to estimate the size of the population.
• D) Calculate the difference between all of the immigrants and emigrants to see if the population is growing or shrinking.
• E) Add the number of births and subtract the number of individuals that die to see if the population's density is increasing or decreasing.

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Definitions:

Trends

General directions in which something is developing or changing, often identified through the analysis of data over periods of time.

Vertical Analysis

A method in financial statement analysis where each entry for each of the three major categories of accounts (assets, liabilities, and equities) in a balance sheet is represented as a proportion of the total account.

Income Statements

Income Statements are financial reports that summarize a company's revenues, expenses, and profits or losses over a specific period, typically a fiscal quarter or year.

Trend

A general direction in which something is developing or changing.