According to a Report in USA Today, More and More

question 29

Multiple Choice

According to a report in USA Today, more and more parents are helping their young adult children get homes. Suppose eight persons in a random sample of 40 young adults who recently purchased a home in Kentucky received help from their parents. You have been asked to construct a 95% confidence interval for the population proportion of all young adults in Kentucky who received help from their parents. If a 99% confidence interval is constructed instead of a 95% confidence interval for the population proportion, then ________.

• A) the resulting margin of error will increase and the risk of reporting an incorrect interval will increase
• B) the resulting margin of error will decrease and the risk of reporting an incorrect interval will increase
• C) the resulting margin of error will increase and the risk of reporting an incorrect interval will decrease
• D) the resulting margin of error will decrease and the risk of reporting an incorrect interval will decrease

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Definitions:

Weebles

A line of children's toys designed with a weighted bottom so that they wobble but don't fall down.

Market

A social or economic system where goods and services are exchanged between buyers and sellers using money or barter.

First-Degree (Perfect) Price Discrimination

A pricing strategy where a seller charges the maximum possible price for each unit consumed that the consumer is willing to pay.

Profit-Maximizing Monopolist

A monopolist's strategy of setting a level of production and price that maximizes its profits.