Find the Value of the Test Statistic Z Using Z $z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }$

question 145

Multiple Choice

Find the value of the test statistic z using z $z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }$
-The claim is that the proportion of accidental deaths of the elderly attributable to residential falls is more than 0.10, and the sample statistics include n = 800 deaths of the elderly with 15% of them attributable to residential
Falls.

• A) -3.96
• B) -4.71
• C) 3.96
• D) 4.71

---

Definitions:

Articulates

Describes bones or cartilage that connect to form joints allowing for movement.

Humerus

The long bone in the upper arm, connecting the shoulder to the elbow.

Articulates

Refers to the way two bone surfaces move against each other at a joint.

Clavicle

A long bone that serves as a strut between the shoulder blade and the sternum, also known as the collarbone.