TABLE 12-16 A Filling Machine at a Local Soft Drinks Company Is

question 91

Multiple Choice

TABLE 12-16
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.
-Referring to Table 12-16, which is the appropriate test to use?

• A) X²-test of independence
• B) McNemar test
• C) Wilcoxon rank sum test
• D) X²-test of population variance

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Definitions:

Mental Representation

Internal images, symbols, or concepts used to understand the world, remember information, and solve problems.

Sensorimotor Substage

A phase in Jean Piaget's theory of cognitive development, occurring from birth to approximately age 2, where infants learn through interacting with their environment using their senses and motor actions.

Secondary Circular Reactions

Repetitive actions in infant development focused on external objects, forming part of Piaget's sensorimotor stage.

Tertiary Circular Reactions

The stage in infant development, according to Piaget, characterized by the purposeful adaptation of established schemes to new situations.