In a Market Test of a New Chocolate Raspberry Coffee,a

question 85

Multiple Choice

In a market test of a new chocolate raspberry coffee,a poll of 400 people from Dobbs Ferry showed 250 preferred the new coffee. In Irvington,170 out of 350 people preferred the new coffee. To test the hypothesis that there is no difference in preferences between the two villages,what is the null hypothesis?

• A)H₀: π₁ < π₂
• B)H₀: π₁ > π₂
• C)H₀: π₁ = π₂
• D)H₀: π₁ ≠ π₂

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Definitions:

Topographic Model

A Freudian concept dividing the psyche into the conscious, preconscious, and unconscious.

Conscious

In Freud’s topographic model, the part of personality that contains the thoughts we are currently aware of.

Preconscious

Pertaining to thoughts and feelings not immediately in consciousness but can be readily brought to mind.

Time Magazine

An American weekly news magazine known for its influential coverage of world events, politics, and culture.