Of 250 Adults Who Tried a New Multi-Grain Cereal, "Wow! $\pi$

question 90

Multiple Choice

Of 250 adults who tried a new multi-grain cereal, "Wow!", 187 rated it excellent; of 100 children sampled, 66 rated it excellent. Using the 0.1 significance level and the alternate hypothesis $\pi$ ₁
not equal to $\pi$ ₂
, what is the null hypothesis?

• A) H₀: \(\pi\)₁ > \(\pi\)₂
• B) H₀: \(\pi\)₁ < \(\pi\)₂
• C) H₀: \(\pi\)₁ = \(\pi\)₂
• D) H₀: \(\pi\)₁ \(\neq\)\(\pi\)₂

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Definitions:

Opportunistic What's-in-it-for-me

An attitude or approach where individuals prioritize their own interests and benefits in situations, often at the expense of others or long-term goals.

Leadership Style

The approach and method used by a leader to guide, motivate, and manage teams or organizations.

Self-benefit

Advantages or gains that accrue directly to an individual as a result of their actions or decisions.

Charismatic Leadership

A leadership style characterized by an individual's ability to inspire, motivate, and capture the followership of others through their charisma and persuasive talents.