Question

The range of following set of observations 2, 3, 5, 9, 8, 7, 6, 5, 7, 4, 3 is

• A. 11
• B. 7
• C. 5.5
• D. 6

Answer 1

Answer: (B)

7

Answer 2

Range $= {X\min}_{\max} = 9 - 2 = 7$.