A Simple Random Sample of 144 Observations Was Taken from a Large

question 19

Multiple Choice

A simple random sample of 144 observations was taken from a large population. The sample mean and the standard deviation were determined to be 1234 and 120 respectively. The standard error of the mean is

• A)1234±120
• B)120
• C)120*12=1440
• D)10

---

Definitions:

Motivations

The reasons or factors that inspire individuals to take action or behave in a certain way.

Psychotherapy

The therapeutic treatment of mental illness and emotional distress by psychological rather than medical means.

Health Insurance

A type of insurance coverage that pays for medical and surgical expenses incurred by the insured.

Clearer Diagnoses

The process of making more accurate identification of diseases or disorders based on a thorough assessment of symptoms, signs, and test results.