TABLE 14-9
The manufacturer of canned food constructed control charts and analyzed several quality characteristics. One characteristic of interest is the weight of the filled cans. The lower specification limit for weight is 2.95 pounds. The table below provides the range and mean of the weights of five cans tested every fifteen minutes during a day's production.
-Referring to Table 14-9, an 
chart is to be used for the weight. One way to obtain the control limits is to take the grand mean and add and subtract the product of A₂ times the mean of the sample ranges. For this data set, the value of A₂ is ________.
Definitions:
Self-presentation Strategies
Techniques used by individuals to control the impressions others form of them during social interactions.
Ingratiation
Behaving in ways to make oneself likable to others.
Exemplification
Providing examples or instances to illustrate or clarify a concept, theory, or principle.
Self-promotion
The act of highlighting one's own skills, achievements, or qualities, often to advance personal or professional goals.
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