Multiple Choice
A random sample of 16 roundtrip flights between Philadelphia and Dallas has an average airfare of $422.10 with a sample standard deviation of $56.30. The approximate standard error of the mean for this sample is --------.
A) $20.32
B) $24.19
C) $10.11
D) $14.08
Correct Answer:
Verified
Correct Answer:
Verified
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