Exhibit 11-3
in Order to Determine Whether or Not a Particular

question 83

Multiple Choice

Exhibit 11-3
In order to determine whether or not a particular medication was effective in curing the common cold, one group of patients was given the medication, while another group received sugar pills. The results of the study are shown below.
$\begin{array}{lll}&\text { Patients Cured }&\text { Patients Not Cured }\\\text { Received medication } & 70 & 10 \\\text { Received sugar pills } & 20 & 50\end{array}$ We are interested in determining whether or not the medication was effective in curing the common cold.
-Refer to Exhibit 11-3. The number of degrees of freedom associated with this problem is

• A) 4
• B) 149
• C) 1
• D) 3

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Definitions:

Gown Sleeve

Part of a protective garment that covers the arm, used in healthcare settings to maintain hygiene and prevent contamination.

Disconnect Tubing

The process of separating tubes or lines, typically in a medical setting, like disconnecting an IV line from a patient.

Occupied Bed

A hospital bed that is currently being used by a patient, as opposed to being available for new admissions.

Siderail

A safety rail attached to the side of a hospital bed to prevent patients from falling out.