A Random Sample of 25 Observations Is Selected from a Normally

question 32

Multiple Choice

A random sample of 25 observations is selected from a normally distributed population.The sample variance is 10.In the 95% confidence interval for the population variance,the upper limit is:

• A)19.353
• B)17.331
• C)17.110
• D)6.097

---

Definitions:

President's Foreign Policy

A comprehensive strategy devised by a country's president or governing body to manage its interactions with other nations.

Confidence Interval

A range of statistics, extracted from a sample, presumed to envelop the unidentified value of a population attribute.

Average Ages

The mean value of the ages of a group of individuals or objects.

Employees

Individuals who work part-time or full-time under a contract of employment, whether oral or written, express or implied, and have recognized rights and duties.