Write the Word or Phrase That Best Completes Each Statement $\alpha =$

question 61

Essay

Write the word or phrase that best completes each statement or answers the question.
-A physician believes that a person's diastolic blood pressure can be lowered, if, instead of taking a drug, the person performs yoga exercises each evening. Ten subjects are randomly selected. Their blood pressures, measured in millimeters of mercury, are listed below. The 10 patients are instructed in several yoga exercises and told to perform them each evening for one month. At the end of the month, their blood pressures are taken again. The data are listed below. Use the Wilcoxon signed-ranks test to test the physician's hypothesis. Use $\alpha =$ $0.05$ .
$\begin{array}{lcccccccccc}\hline \text { Patient } & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 & 10 \\\hline \text { Before } & 93 & 92 & 81 & 90 & 87 & 80 & 83 & 85 & 88 & 84 \\\text { After } & 90 & 86 & 81 & 82 & 81 & 69 & 86 & 75 & 84 & 68 \\\hline\end{array}$

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Definitions:

Long-Run Cost

The total cost of production when all inputs, including both fixed and variable costs, are considered fully adjustable.

Economies Of Scale

The cost advantages that enterprises obtain due to their scale of operation, with cost per unit of output generally decreasing with increasing scale.

Diseconomies

Negative effects on costs that occur as a business expands, typically resulting from inefficiencies that stem from managerial and operational challenges.

Expansion Path

A curve in input space showing how the optimal mix of inputs changes as the firm expands output.