Z Is a Standard Normal Random Variable $\le$ Z $\le$ 109) Equals
A)0

question 121

Multiple Choice

Z is a standard normal random variable. The P(-1.5 $\le$ z $\le$ 1.09) equals

• A)0.4322
• B)0.3621
• C)0.7953
• D)0.0711

---

Definitions:

Transverse Abdominal

A muscle layer of the anterior and lateral abdominal wall, important for stabilizing the core.

Latissimus Dorsi

A large, flat muscle on the back that helps with the movement of the shoulders and arms, including rotation and pulling movements.

Trapezius

A large superficial muscle that extends longitudinally from the occipital bone to the lower thoracic vertebrae and laterally to the spine of the scapula, involved in moving the shoulder and neck.

Pectoralis Major

A large muscle in the upper chest that performs functions related to the movement of the shoulder joint, including flexion, adduction, and medial rotation.