Question #2009991: Hypothesis Testing

Question: A restaurant uses a machine to automatically serve portions of soft ice cream. The average serving size is 350 gm, with a standard deviation of 15 gm. All servings which are more than 340 gm are sold to customers, while servings of lower weight are returned to the machine. If the restaurant serves 500 portions of ice cream:

a) How many portions are expected to be more than 375 gm?

b) How many portions are expected to be between 330 and 360 gm?

c) How many portions are returned to the machine?

Solution: The solution consists of 227 words (2 pages)
Deliverables: Word Document

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