While Reviewing Staffing Plans for a New Pilot Plant, Colin

question 70

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. $$\begin{array} { | c | c | c | c | c | } \hline \text { Source of Variation } & \text { SS } & \text { df } & \text { Ms } & F \\\hline \text { Rows (supervisor's style) } & 410.8889 & 1 & 410.8889 & 45.09756 \\\hline \text { Columy (trairing method) } & 120.7778 & 2 & 60.38889 & 6.628049 \\\hline \text { Irteraction } & 2.111111 & 2 & 1.055556 & 0.115854 \\\hline \text { Withirl } & 109.3333 & 12 & 9.111111 & \\\hline \text { Total } & 643.1111 & 17 & & \\\hline\end{array}$$ Using $\alpha$ = .05, the appropriate decision for "training method" effects is _____________.

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

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Definitions:

Short-Run Equilibrium

A state in a market where supply equals demand, but only considering a period in which some factors, like production capacity, remain constant.

Constant-Cost Industry

An industry in which the entry and exit of firms have no effect on the prices firms in the industry must pay for resources and thus no effect on production costs.

Long-Run Economic Profits

Profits earned by a firm when all resources are adjusted to their long-term optimal level, indicating the firm is in equilibrium and cannot earn higher profits by altering production.

Free Entry And Exit

A situation in a market where firms can enter and leave the industry without facing significant barriers or costs, promoting competition.