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Conduct a full hypothesis test and determine if the given claim is supported or not supported at the 0.05 significance level. Round all amounts and standard scores to two decimal places.
-A manufacturer claims that the mean amount of juice in its 16 ounce bottles is 16.1 ounces. A consumer advocacy group wants to perform a hypothesis test to determine whether the mean amount is actually less than this. The mean volume of juice for a random sample of 70 bottles was 15.94 ounces. Test whether the claim that the mean amount of juice for all 16-ounce bottles is less than 16.1 ounces is supported or not supported. Assume that ? = 0.9 ounces.
Happiness
A state of well-being and contentment characterized by emotions ranging from contentment to intense joy.
Dispositional Optimism
The extent to which a person typically adopts an optimistic or pessimistic approach to dealing with life’s challenges.
Achieve
To successfully reach a desired goal or outcome through effort, skill, or courage.
Social Anxiety
The fear of social situations that involve interaction with other people, often driven by a fear of being judged or embarrassed.
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