While Reviewing Staffing Plans for a New Pilot Plant,Colin Chenaux,VP $\alpha$

question 5

Multiple Choice

While reviewing staffing plans for a new pilot plant,Colin Chenaux,VP of Operations at Clovis Chemicals,Inc. ,designed an experiment to test the effects of "supervisor's style" and "training method" on the productivity of operators.The treatment levels were: (1) authoritarian,and participatory for supervisor's style,and (2) technical manuals,training films,and multimedia for training method.Three qualified applicants were randomly selected and assigned to each of the six cells.Analysis of Colin's data produced the following ANOVA table:
Using $\alpha$ = .05,the appropriate decision for "supervisor's style" effects is ___.

• A)reject the null hypothesis \(\mu\) ₁ =\(\mu\) ₂ =\(\mu\) ₃
• B)do not reject the null hypothesis \(\mu\) ₁ =\(\mu\) ₂ =\(\mu\) ₃
• C)reject the null hypothesis \(\mu\) ₁ =\(\mu\) ₂
• D)do not reject the null hypothesis \(\mu\) ₁ \(\neq\)\(\mu\) ₂
• E)do nothing

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Definitions:

Auscultation

A diagnostic method used in medicine to listen to the sounds of the internal organs, usually with a stethoscope.

Palpation

The method of feeling with the hands and fingers during a physical examination to detect abnormalities within the body.

Percussion

A family of musical instruments played by striking them with the hand or a stick, or the act of tapping on a surface to diagnose the condition of the underlying structure in a body.

General Appearance

The overall look or external presentation of a person, which can be an indication of their health or condition.