While Reviewing Staffing Plans for a New Pilot Plant, Colin

question 128

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 "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 \(\mu\)0 ₁ =\(\mu\) ₂
• D)do not reject the null hypothesis\(\mu\) ₁ = \(\mu\) ₂
• E)do nothing

---

Definitions:

Bullwhip Effect

A phenomenon in supply chain management where small fluctuations in demand at the retail level cause progressively larger fluctuations in demand at the wholesale, distributor, and manufacturer levels.

Demand Information

Data or insights related to the demand for products or services, which can include customer preferences, market trends, and sales forecasts.