Exhibit 21-2 A Simple Random Sample of 43 Elements Has Been Selected

question 17

Multiple Choice

Exhibit 21-2
A simple random sample of 43 elements has been selected from a population of size 800. The sample mean is 500, and the sample standard deviation is 60.
-Refer to Exhibit 21-2. An approximate 95% confidence interval for the population mean is

• A)482.2 to 517.8
• B)440.0 to 560.0
• C)500.0 to 560.0
• D)440.0 to 500.0

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Definitions:

Cognitive-behavioral Clinician

A mental health professional who specializes in cognitive-behavioral therapy, focusing on modifying dysfunctional emotions, behaviors, and thoughts.

Sociocultural Clinician

A healthcare professional who considers the societal and cultural aspects influencing an individual's mental health.

Learned Helplessness-induced Depression

A state of depression that arises from experiencing uncontrollable events, leading to a belief in one's inability to affect outcomes.

Internal

Pertains to something occurring or situated within a part or inside something else, often referring to processes or features not immediately apparent from the outside.