Which of the Following Is the Formula for the Sample

question 81

Multiple Choice

Which of the following is the formula for the sample variance s² when used as an estimate of σ² for a random sample of n observations from a population?

---

Definitions:

Healthy Diet

A balanced pattern of eating that includes a variety of foods providing nutrients and energy for health, vitality, and well-being.

Trephination

A surgical intervention where a hole is drilled, incised or scraped into the skull.

Exorcism

A religious or spiritual practice of evicting demons or other spiritual entities from a person or area believed to be possessed.

Diagnostic and Statistical Manual

A comprehensive classification of officially recognized psychiatric disorders, published by the American Psychiatric Association, used by clinicians for diagnosis and research.