Instructions

In the following questions, a question is followed by data in the form of two statements labelled as I and II. You must decide whether the data given in the statements are sufficient to answer the questions.

Question 17

Is the standard deviation of the ages of students in class A greater than standard deviation of the age of students in class B ?
(I) The difference between the ages of any two students in class A is always more than one year.
(II) No student in class B is more than 6 months older than any other student.


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