A Consumer Magazine Wants to Figure Out Which of Two

question 98

Multiple Choice

A consumer magazine wants to figure out which of two major airlines lost a higher proportion of luggage on international flights. The magazine surveyed Standard Air (population 1) and Down Under airlines (population 2) . Standard Air lost 45 out of 600 bags. Down Under airlines lost 30 of 500 bags. Does Standard Air have a higher population proportion of lost bags on international flights? Which of the following is the correct competing hypotheses?

• A) H 0 : p = p 0 , H A : p ≠ p 0
• B) H 0 : p 1 - p 2 = 0, H A : p 1 - p 2 ≠ 0
• C) H 0 : p 1 - p 2 ≤ 0, H A : p 1 - p 2 > 0
• D) H 0 : p 1 - p 2 ≥ 0, H A : p 1 - p 2 < 0

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Definitions:

Shared Powers

Constitutional powers that are shared by both the state and federal government, allowing for a balance between centralized and local authority.

Federal Judges

Judges appointed by the president and confirmed by the Senate to serve in the federal court system, including the Supreme Court, Courts of Appeals, and District Courts.

Popular Pressure

Influence exerted by public opinion on elected officials or decision-makers to take a specific action or adopt certain policies.

Single Election Year

A Single Election Year refers to any specific year in which elections are held, typically referring to the regularly scheduled federal, state, or local elections.