A professor is scoring her students’ exams and realizes she was grading each question on a scale from 0 to 3 instead of 1 to 4. If she makes this adjustment, which of the following would be true?
A. The mean and the standard deviation will change.
B. Only the mean will change, the standard deviation will stay the same.
C. Only the standard deviation will change, the mean will stay the same.
D. Neither the mean nor the standard deviation will change.
Answer: B
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