The Following Statistics Were Calculated Based on Samples Drawn from Three

question 79

Essay

The following statistics were calculated based on samples drawn from three normal populations: $$\begin{array} { | c | c | c | c | } \hline && { \text { Treatment } } \\\hline \text { Statistic } & 1 & 2 & 3 \\\hline n & 10 & 10 & 10 \\\hline \bar { x } & 95 & 86 & 92 \\\hline s & 10 & 12 & 15 \\\hline\end{array}$$ Set up the ANOVA table and test at the 5% level of significance to determine whether differences exist among the population means.

---

Definitions:

AFL-CIO

Stands for the American Federation of Labor and Congress of Industrial Organizations, a large federation of unions in the United States representing workers across various sectors.

Federal Government

The central government of a federation, which has specific powers delegated to it by the constitutions or foundational agreements of the member states.

International Labor Organization

A United Nations agency focused on promoting rights at work, encouraging decent employment opportunities, enhancing social protection, and strengthening dialogue on work-related issues.

National Labor Federation

A collective organization that represents trade unions and labor interests at the national level, often involved in policy advocacy and labor rights protection.