Exhibit 20

question 58

Multiple Choice

Exhibit 20.9.A shipping company believes there is a linear association between the weight of packages shipped and the cost.The following table shows the weight (in pounds) and cost (in dollars) of the last 7 packages shipped. Refer to Exhibit 20.9.The Spearman rank correlation coefficient between weight and cost is:

• A)0.960
• B)0.811
• C)0.820
• D)0.897

---

Definitions:

Wheezing

A high-pitched whistling sound made while breathing, usually indicating obstruction or narrowing of the respiratory airways.

Pneumonia

An infection that inflames air sacs in one or both lungs, which may become filled with fluid.

Portal Of Entry

The site through which pathogens enter the host body, initiating infection or disease.

MRSA

Methicillin-resistant Staphylococcus aureus, a type of bacteria that is resistant to many antibiotics, leading to difficult-to-treat infections.