A Consumer Magazine Wants to Figure Out Which of Two

question 48

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) H₀: p = p₀ ,H_A: p ≠ p₀
• B) H₀: p₁- p₂ = 0,H_A: p₁-p₂ ≠ 0
• C) H₀: p₁-p₂ ≤ 0,H_A: p₁-p₂ > 0
• D) H₀: p₁-p₂ ≥ 0,H_A: p₁-p₂ < 0

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Definitions:

Remains The Same

To continue to be in an unchanged state or condition over a period of time.

Overall Happiness

A general state of contentment and well-being, reflecting how individuals feel about their life and experiences as a whole.

Hedonic Treadmill

A theory suggesting that people consistently return to a baseline level of happiness, regardless of what happens to them in their lives.

Pre-Prison Levels

Refers to the conditions or state of a person or situation before being incarcerated, implying a comparison with life or conditions in prison.