Determine which is the appropriate approach to conduct a hypothesis test.
Claim: The AI, or Adequate Intake of water, for pregnant women is a mean of 3L/d, liters per day. Sample data:
nequals=200,
x overbarx
equals=2.5,
sequals=1.
The sample data appear to come from a normally distributed population with
sigmaσ
equals=1.2.
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