For Questions , Use the Following Narrative

question 24

Multiple Choice

For Questions , use the following narrative
Narrative: Bread machines
Suppose a survey was done this year to find out what percentage of all Americans own a bread machine.Out of their random sample of 1,000 Americans, 317 own a bread machine.The margin of error for this survey was plus or minus 3%.
-{Bread machine narrative} Suppose three years ago, 29% of Americans owned a bread machine.Based on the results of this current survey, what would you conclude (with high confidence) about the population of all Americans now compared with three years ago?

• A)A larger proportion of Americans own a bread machine now compared to three years ago.
• B)A smaller proportion of Americans own a bread machine now compared to three years ago.
• C)The proportion of Americans who own a bread machine has not significantly changed from three years ago.
• D)None of the above.

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Definitions:

Universal Set

In mathematics, the set of all possible objects of a particular type; the theoretical universe against which subsets are defined.

Leadership Traits

Characteristics or qualities associated with effective leaders, such as integrity, confidence, communication skills, and the ability to inspire others.

Northouse's Leadership Traits

Specific characteristics identified by Peter Northouse that contribute to effective leadership, including intelligence, determination, integrity, and sociability.

Surgency

Typically characterizes individuals with personality traits such as assertiveness, energy, and enthusiasm.