TABLE 12-5 Four Surgical Procedures Currently Are Used to Install Pacemakers. If

question 15

Short Answer

TABLE 12-5
Four surgical procedures currently are used to install pacemakers. If the patient does not need to return for follow-up surgery, the operation is called a "clear" operation. A heart center wants to compare the proportion of clear operations for the 4 procedures and collects the following numbers of patients from their own records:

They will use this information to test for a difference among the proportion of clear operations using a chi-square test with a level of significance of 0.05.
-Referring to Table 12-5, the expected cell frequency for the Procedure D/Return cell is ________.

---

Definitions:

Form Wizard

A guided tool in software applications that helps users create forms by walking them through steps to add and configure fields and elements.

Enabled Property

A setting that defines whether a user interface element or feature is active and available for use.

Change Shape Button

A feature in graphic design or drawing software that allows users to modify the geometric shape of graphic objects.

Rounded Rectangle

A geometric shape featuring a rectangle with rounded corners, commonly used in graphic design and user interface design.