A Research Firm Needs to Estimate Within 3% the Proportion

question 39

Multiple Choice

A research firm needs to estimate within 3% the proportion of junior executives leaving large manufacturing companies within three years. A 0.95 degree of confidence is to be used. Several years ago,a study revealed that 21% of junior executives left their company within three years. To update this study,how many junior executives should be surveyed?

• A)594
• B)612
• C)709
• D)897

Correctly identify parts of speech, such as articles, gerunds, and infinitives, in given contexts.

Apply knowledge of syntax to choose sentences with correctly placed modifiers.

Compare and select the accurate degree of comparison in adjectives given specific contexts.

Understand principles and applications of radiometric dating and carbon dating, including half-life calculations.

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Definitions:

Genetic Code

The set of rules by which information encoded within genetic material (DNA or mRNA sequences) is translated into proteins by living cells.

DNA

stands for deoxyribonucleic acid, a molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of all known living organisms and many viruses.

Chromosomes

Structures within living cells that contain DNA and carry genetic information necessary for cell growth, division, and function.

Conception

The process of becoming pregnant involving fertilization, where an egg and sperm combine to form a zygote.