A Hypothesis Test Is to Be Performed $= 16$ Ounces
Alternative Hypothesis: Mean Volume

question 83

Multiple Choice

A hypothesis test is to be performed. Describe the two possible outcomes of the test using the context of the givensituation.
-A consumer advocacy group believes that the mean volume of juice in a company's 16 -ounce juice bottles is actually less than 16 ounces.
The hypotheses are as follows:
Null hypothesis: mean volume $= 16$ ounces
Alternative hypothesis: mean volume $< 16$ ounces

• A) Rejecting the null hypothesis means there is evidence that the mean volume is not equal to 16 ounces.
• Accepting the null hypothesis means there is evidence to conclude that the mean volume is equal to 16 ounces.
• B) Rejecting the null hypothesis means there is evidence that the mean volume is less than 16 ounces.
• Failing to reject the null hypothesis means there is insufficient evidence to conclude that the mean volume is equal to 16 ounces.
• C) Rejecting the null hypothesis means there is evidence that the mean volume is less than 16 ounces.
• Accepting the null hypothesis means there is evidence to conclude that the mean volume is equal to 16 ounces.
• D) Rejecting the null hypothesis means there is evidence that the mean volume is less than 16 ounces.
• Failing to reject the null hypothesis means there is insufficient evidence to conclude that the mean volume is less than 16 ounces.

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Definitions:

Pygmalion Effect

The phenomenon whereby higher expectations lead to an increase in performance; a form of self-fulfilling prophecy in the context of personal or organizational development.

Expectations

Beliefs or anticipations about the way things will or should be, often shaping behavior and perceptions.

Performance

A measurement of how effectively a task or activity is being accomplished.

Self-Fulfilling Prophecy

A psychological phenomenon where a belief or expectation, whether correct or not, influences behavior in a way that causes the belief to become a reality.