Elwin Osbourne, CIO at GFS, Inc

question 68

Multiple Choice

Elwin Osbourne, CIO at GFS, Inc., is studying employee use of GFS e-mail for non-business communications.He plans to use a 95% confidence interval estimate of the proportion of e-mail messages that are non-business; he will accept a 0.05 error.Previous studies indicate that approximately 30% of employee e-mail is not business related.Elwin should sample _______ e-mail messages.

• A)323
• B)12
• C)457
• D)14
• E)100

Recognize the characteristics and implications of increasing-cost, decreasing-cost, and constant-cost industries on the industry's supply curve and market prices.

Interpret the impact of external and internal economies and diseconomies of scale on long-run average costs.

Describe the adjustment processes in perfectly competitive markets towards long-run equilibrium under different cost conditions.

Analyze the effects of demand changes on industry growth, prices, and firm entry or exit in the long run.

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Definitions:

Genome

Every piece of genetic material or gene set found in an organism or its cell.

Epigenetic Marks

Chemical modifications to DNA and histone proteins that affect gene expression without altering the underlying DNA sequence.

Environment

The surroundings or conditions in which a person, animal, or plant lives or operates, including both natural and human-made factors.

Natural Selection

The mechanism through which creatures that are more suited to their surroundings are more likely to live and have a greater number of descendants.