Which Is the Most Correct Statement? the Required Sample Size,n,is

question 26

Multiple Choice

Which is the most correct statement? The required sample size,n,is a function of:

• A)The variability in the population,precision or accuracy needed,confidence level desired,and type of sampling plan used.
• B)Precision or accuracy needed,confidence level desired,and type of sampling plan used.
• C)The variability in the population,precision or accuracy needed,and confidence level desired.
• D)The variability in the population,precision or accuracy needed,and type of sampling plan used.

---

Definitions:

Sample Mean

The arithmetic average of a set of sample observations, used as an estimate of the population mean.

Sampling Distribution

The framework of chances for a specific statistic, selected randomly.

Normally Distributed

A type of continuous probability distribution for a real-valued random variable, where the data tends to cluster around a central mean value, forming a bell curve.

Sampling Distribution

A distribution showing the probability of various outcomes for a specific statistic, coming from a random sample, and used for inferential purposes about the population.