Data Set 2C Suppose That the Lengths of Employment (In Years) of 7

Multiple Choice

Data Set 2C
Suppose that the lengths of employment (in years) of 7 employees of a small company are as follows:
1, 2, 2, 3, 4, 4, 5
-What is the approximate variance for Data Set 2C?

A) 1.5
B) 1.7
C) 2
D) 1.6
E) 1.8