Multiple Choice
A sample of 225 elements from a population with a standard deviation of 75 is selected. The sample mean is 180. The 95% confidence interval for is
A) 105.0 to 225.0
B) 175.0 to 185.0
C) 100.0 to 200.0
D) 170.2 to 189.8
Correct Answer:
Verified
Correct Answer:
Verified
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