Question

For the series with observation 10, 12, 15, 8, 24, 28, 16, 42, 56, 32 and 18 then coefficient of range _______. [A] 48 [B] 24 [C] 0.75 [D] 0.50​

Answer 1

option C 0.75

Explanation

Range

= largest observation - smallest observation

= 56 - 8

= 48

coefficient of range =

56 -8/56+8

48/64

=3/4

=0.75