A Quality Analyst Wants to Construct a Sample Mean Chart

question 18

Multiple Choice

A quality analyst wants to construct a sample mean chart for controlling a packaging process. He knows from past experience that whenever this process is under control, package weight is normally distributed with a mean of 20 ounces and a standard deviation of two ounces. Each day last week, he randomly selected four packages and weighed each: $$\begin{array} { r } { \text { Weight (ounces) } }\\\begin{array} { l l l l l } \text { Day } \\\hline \text { Monday } & 23 & 22 & 23 & 24 \\\text { Tuesday } & 23 & 21 & 19 & 21 \\\text { Wednesday } & 20 & 19 & 20 & 21 \\\text { Thursday } & 18 & 19 & 20 & 19 \\\text { Friday } & 18 & 20 & 22 & 20\end{array}\end{array}$$ What is the standard deviation of the sampling distribution of sample means for whenever this process is under control?

• A) 0.1 ounces
• B) 0.4 ounces
• C) 0.5 ounces
• D) 1 ounce
• E) 2 ounces

Grasp the importance of the firm’s value chain in strategic management.

Recognize the characteristics that determine industry attractiveness according to the market-based view.

Identify the attributes of resources and capabilities that lead to sustainable competitive advantages.

Understand modern strategic management theories regarding the best competitive advantages.

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Definitions:

Attitude

A predisposition to respond positively or negatively to someone or something.

Antecedents

Refers to the events, conditions, or characteristics that precede and influence behaviors or outcomes in various contexts.

Job Satisfaction

The level of contentment or happiness employees feel about their work, influenced by factors like work environment, rewards, and the nature of the job itself.

Positively/negatively

Terms referring to the positive or negative direction, aspect, or impact of something.