Identify the correct combination of properties of point estimates form the options given below:
(a) Efficiency
(b) Consistency
(c) Adequacy
(d) Unbiasedness
Choose correct option:
1
(a), (b) and (c)
2
(b), (c) and (d)
3
(a), (c) and (d)
4
(a), (b) and (d)