A Random Sample of 64 Items Is Selected from a Population

question 85

Multiple Choice

A random sample of 64 items is selected from a population of 400 items.The sample mean is 200. The population standard deviation is 48.From this data,a 95% confidence interval to estimate the population mean can be computed as _______.

• A) 189.21 to 210.79
• B) 188.24 to 211.76
• C) 190.13 to 209.87
• D) 190.94 to 209.06
• E) 193.45 to 211.09

---

Definitions:

Gathering Societies

Communities that primarily subsist on gathering, hunting, and fishing, rather than agricultural or animal husbandry practices.

Bifurcated Consciousness

A term describing the internal conflict experienced by individuals who are forced to reconcile two drastically different perceptions or lived realities simultaneously.

Tertiary

Pertaining to the third level or stage, often used in the context of tertiary education (higher education) or the tertiary sector (services sector).

Labour Market

The supply and demand for labor, where employers seek to hire employees and workers seek employment.