Choose the One Alternative That Best Completes the Statement or Answers

question 56

Multiple Choice

Choose the one alternative that best completes the statement or answers the question.
-A pharmaceutical company wishes to test a new drug with the expectation of weight reduction. Ten subjects are randomly selected and their weights are recorded. The subjects were placed on the drug for a period of 6 months, after which their weights were recorded again. The results are listed below. (All units are pounds.) Use the Wilcoxon signed-ranks test to find the test statistic T to test the company's hypothesis that the drug reduces weight. Use $\alpha = 0.05$ .
$\begin{array}{lcccccccccc}\hline \text { Subject } & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10 \\\hline \text { Before } & 253 & 254 & 255 & 201 & 258 & 170 & 241 & 266 & 270 & 248 \\\text { After } & 238 & 249 & 263 & 191 & 253 & 170 & 211 & 248 & 268 & 233\end{array}$

• A) 4
• B) 7.5
• C) 41
• D) \(5.5\)

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Definitions:

Farmland

Land used for farming purposes to grow crops and rear animals, constituting a primary resource for agricultural activities and food production.

Water Shortages

Situations where the available supply of water is not sufficient to meet the demands of the population.

Tradeable Property Rights

Legal rights that allow owners to sell, lease, or otherwise transfer their property or its use to others.

Monopoly

An economic scenario where only one seller exists who offers a distinctive product to the marketplace.