TABLE 12-20 A Filling Machine at a Local Soft Drinks Company Is

question 3

True/False

TABLE 12-20
A filling machine at a local soft drinks company is calibrated to fill the cans at a mean amount of 12 fluid ounces and a standard deviation of 0.5 ounces.The company wants to test whether the standard deviation of the amount filled by the machine is 0.5 ounces.A random sample of 15 cans filled by the machine reveals a standard deviation of 0.67 ounces.
-True or False: Referring to Table 12-20,in order to perform the test,you need to assume that the amount filled by the machine follows a normal distribution.

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Definitions:

Cognitive Dissonance

The psychological discomfort experienced when holding two or more conflicting beliefs, values, or attitudes, leading to changes in belief or behavior to reduce the discomfort.

Elliot Aronson

An influential psychologist known for his research on social influence, group dynamics, and the theory of cognitive dissonance.

Theory of Planned Behavior

A psychological theory that links one's beliefs and attitudes towards behaviors to their actual behavioral intentions and actions.

Theory of Reasoned Action

A theory that suggests individuals' behavioral intentions are shaped by their attitudes toward the behavior and subjective norms surrounding it.