According to IDC, Apple's Share of the Smartphone Market Was

question 61

Multiple Choice

According to IDC, Apple's share of the smartphone market was 40% during a recent quarter. A random sample of 90 smartphone users was selected. The standard error of the proportion is __________ .

• A)0.0337
• B)0.0160
• C)0.0517
• D)0.1034

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Definitions:

Marginal Revenue

The additional income earned by selling one more unit of a good or service; it can vary depending on the current level of output and market conditions.

Fourth Unit

Typically implies an incremental or additional unit in a sequence, often used in economics or logistics to discuss marginal utilities or effects.

Price Discrimination

The practice of charging different prices to different customers for the same product or service, based on factors like willingness to pay, location, or purchase volume.

Resell

The act of selling an item that one has previously purchased or acquired, potentially at a different price point.