Multiple Choice
Student ages (to the nearest year) in a school are as follows: 
What is true about the mean age?
A) It is less than 20.
B) It is greater than 20.
C) It is exactly 20.
D) It would remain unchanged if the 32-year-old was replaced with an 80-year-old.
Correct Answer:
Verified
Correct Answer:
Verified
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