A Multiple-Comparison Procedure for Comparing Four Treatment Means Produced the Confidence

question 7

Multiple Choice

A multiple-comparison procedure for comparing four treatment means produced the confidence intervals shown below. Rank the means from smallest to largest. Use solid lines to connect those
Means which are not significantly different. $$\begin{array} { l } \left( \mu _ { A } - \mu _ { B } \right) : ( 16,36 ) \\\left( \mu _ { A } - \mu _ { C } \right) : ( 7,23 ) \\\left( \mu _ { A } - \mu _ { D } \right) : ( 4,20 ) \\\left( \mu _ { B } - \mu _ { C } \right) : ( - 18 , - 4 ) \\\left( \mu _ { B } - \mu _ { D } \right) : ( - 20 , - 8 ) \\\left( \mu _ { C } - \mu _ { D } \right) : ( - 9 , - 2 ) \end{array}$$

• A) B \(\overline { C D } A\)
• B) \(\mathrm { B } C \overline { \mathrm { AD } }\)
• C) \(B C D A\)
• D) \(\overline { C D } B A\)

Recognize the role of tariffs and their impact on trade.

Identify how international trade affects the economic well-being of a country.

Understand the principles behind the gain and loss from international trade.

Grasp the effects of being a price taker in the global economy on small countries.

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