When the Population Standard Deviation Is Unknown and the Population $\mu$

question 71

Essay

When the population standard deviation is unknown and the population is normal,the test statistic for testing hypotheses about $\mu$ is the ____________________-distribution with ____________________ degrees of freedom.

---

Definitions:

Meta-Analysis

A statistical method for combining the results of multiple studies on a topic to integrate findings and draw conclusions.

Chi-square Distribution

A probability distribution that describes the distribution of the sum of the squares of k independent standard normal random variables.

Positive Values

Numbers greater than zero.

Degree of Freedom

The number of independent ways by which a dynamic system can move without violating any constraint applied on it, often used in statistics to determine the number of values in the final calculation of a statistic that are free to vary.