Given the Following Information About a Hypothesis Test of the Difference

question 36

Multiple Choice

Given the following information about a hypothesis test of the difference between two means based on independent random samples, which one of the following is the correct rejection region at a significance level of .05? H_A: μ_A > μ_B, ₁ = 12, ₂ = 9, s₁ = 4, s₂ = 2, n₁ = 13, n₂ = 10.

• A) Reject H₀ if t > 1.96.
• B) Reject H₀ if t > 1.645.
• C) Reject H₀ if t > 1.721.
• D) Reject H₀ if t > 2.08.
• E) Reject H₀ if t > 1.782.

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Definitions:

Organic Design

An organizational structure that is flexible and adaptable, often characterized by less formal rules and decentralized decision-making.

Horizontal Structure

An organizational design focusing on teamwork and collaboration rather than hierarchy, often with few or no levels of middle management.

Decentralized Authority

The distribution of decision-making powers to lower levels within an organizational structure, allowing for more autonomy and quicker decision making at those levels.

Centralization

The concentration of decision-making authority at the upper levels of an organization, resulting in a narrower span of control.