Given the Following Information About a Hypothesis Test of the Difference

question 30

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,
= 12,
= 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:

Import Demand Curves

Charts representing the volumes of a product that an economy is ready to import at various price points.

Export Supply Curves

A graphical representation showing the relationship between the quantity of a good that producers are willing to export and the price of the good in the international market.

Equilibrium World Price

The price at which the quantity of a good supplied globally equals the quantity demanded, in international trade.

Domestic Quantity Supplied

The total amount of a product that producers in a country are willing and able to sell at a given price level within a specified period.