Multiple Choice
The length of students' college careers at Anytown University is known to be normally distributed, with a mean length of 5.5 years and a standard deviation of 1.75 years. What percent of students have college careers lasting between 2 and 9 years?
A) 50%
B) 99.75%
C) 68%
D) 95%
Correct Answer:

Verified
Correct Answer:
Verified
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