Paul Owns a Mobile Wood-Fired Pizza Oven Operation

question 53

Multiple Choice

Paul owns a mobile wood-fired pizza oven operation. A couple of his clients complained about his dough at a recent catering, so he changed his dough to a newer product. Using the old dough, there were 6 complaints out of 385 pizzas. With the new dough, there were 16 complaints out of 340 pizzas. Let p₁ be the proportion of customer complaints with the old dough and p₂ be the proportion of customer complaints with the new dough. State the competing hypotheses to determine if the proportion of customer complaints using the old dough is less than the proportion of customer complaints using the new dough.

• A) H₀: p₁ - p₂ ≤ 0, H_A: p₁ - p₂ > 0
• 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:

Habituated

The process by which an individual becomes accustomed to a stimulus after repeated exposure, leading to a decrease in response.

Fatigued

A state of physical or mental exhaustion resulting from intense activity, stress, or lack of sleep.

Drug Tolerance

A physiological state where the effectiveness of a drug diminishes due to regular usage, requiring increased doses to achieve the same effect.

Chronic User

A chronic user typically refers to an individual who habitually uses substances, such as drugs or alcohol, over a prolonged period to the point where it may affect their health or social functionality.