Samples Were Drawn from Three Populations $n _ { 1 } = 6 , n _ { 2 } = 9$

question 48

Multiple Choice

Samples were drawn from three populations. The sample sizes were $n _ { 1 } = 6 , n _ { 2 } = 9$ , and $n _ { 3 } = 8$ . The sample means were $\bar { x } _ { 1 } = 1.52 , \bar { x } _ { 2 } = 1.62$ , and $\bar { x } _ { 3 } = 1.65$ . The sample standard deviations were $s _ { 1 } = 0.50 , s _ { 2 } = 0.36$ , and $s _ { 3 } = 0.48$ . The grand mean is $\bar { x } = 1.604348$ .
Compute the value of the test statistic $F$ .

• A) 0.158
• B) 0.031
• C) 3.900
• D) 0.062

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Definitions:

Multiple Industries

Refers to the diverse sectors of the economy, including manufacturing, services, agriculture, and technology, among others.

Unions

Organizations formed by employees to negotiate collectively with employers over wages, benefits, working conditions, and the rights of workers.

Worker Control

The concept or practice where workers have decision-making power in the management and operations of the workplace.

Collective Bargaining

The practice of negotiating labor contracts that cover a range of workplace conditions and compensations between unions and employers on behalf of the employees.