A Firm Is Studying the Effect of Work Shift and Parts

question 14

Multiple Choice

A firm is studying the effect of work shift and parts supplier on its defect rate (dependent variable is defects per 1000) . The resulting ANOVA results are shown below (some information is missing) . $$\begin{array} { | l | c | c | c | c | c | } \hline \text { Source } & \text { Sum of Squares } & d f & \text { Mean Square } & F & \text { P-Value } \\\hline \text { Shift } & 704.07 & 2 & 352.04 & 11.93 & 0.001 \\\hline \text { Supplier } & 19.6 & & 9.8 & 0.33 & 0.72 \\\hline \text { Shift*Supplier } & 430.75 & 4 & 107.69 & 3.65 & 0.014 \\\hline \text { Error } & 1062.05 & 36 & 29.5 & & \\\hline \text { Total } & 2216.47 & 44 & & & \\\hline\end{array}$$ How many suppliers were there?

• A)1
• B)2
• C)3
• D)4

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Definitions:

Emotional Exhaustion

A state of feeling overly stressed, drained, and worn out emotionally, often due to prolonged exposure to demanding situations or stress.

Psychological Fatigue

A state of mental or emotional exhaustion due to prolonged stress, overwork, or significant mental effort, leading to reduced cognitive performance.

Energy Depletion

The reduction or exhaustion of the physical or mental strength required to perform tasks or activities.

Physical Response

The body's natural reaction to stimuli, which can include anything from stress responses to motor actions in response to environmental changes.