Identify the Correct Distribution (Z, T, or Neither)for Each of the Following

question 26

Essay

Identify the correct distribution (z, t, or neither)for each of the following. $$\begin{array} { | l | l | l | l | } \hline \text { Sample Size } & \text { Standard Deviation } & \begin{array} { l } \text { Shape of the } \\\text { Distribution }\end{array} & z \text { or } t \text { or neither } \\\hline n = 35 & s = 4.5 & \text { Somewhat skewed } & \\\hline n = 20 & s = 4.5 & \text { Bell shaped } & \\\hline n = 35 & \sigma = 4.5 & \text { Bell shaped } & \\\hline n = 20 & \sigma = 4.5 & \text { Extremely skewed } & \\\hline\end{array}$$

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Definitions:

REM Sleep

A phase of sleep characterized by rapid eye movements, during which most vivid dreaming occurs; it plays a crucial role in emotional regulation and memory consolidation.

Postural Muscles

Muscles involved in maintaining the body posture and balance, typically engaged in a continuous, low-level contraction.

Brain Activity

The functioning and processes occurring in the brain, including neural responses and cognitive processes.

Breathing Rate

The number of breaths taken per minute, an important indicator of respiratory function and health.