A Nonconventional Auxiliary Information Based Robust Class of Exponential-type Difference Estimators

Table 6

PRE’s of existing and proposed estimators with respect to usual estimator of mean.

Existing; Estimators	Pop-1	Pop-3	Proposed; Estimators	Pop-1	Pop-3
	n = 3	n = 5		n = 3	n = 5
	100.00	100.00		202.08	175.51
	125.01	125.01		202.08	175.51
	185.03	157.32		202.09	175.51
	184.94	157.22		202.08	175.51
	58.92	28.54		202.09	175.51
	59.52	29.61		202.09	175.51
	59.63	29.21		202.44	175.62
	58.65	28.35		202.48	175.63
	59.68	29.31		202.53	175.65
	67.58	30.73		202.41	175.61
	67.58	30.73		202.45	175.62
	56.18	26.80		202.50	175.64
	196.46	173.73		202.69	175.69
	196.46	161.37		202.74	175.71
	196.31	161.19		202.80	175.73
	196.37	161.26		202.73	175.73
	196.30	161.17		202.78	175.75
	196.50	161.41		202.84	175.77
	196.40	161.30		202.72	175.73
	196.46	173.72		202.77	175.74
	196.46	173.72		202.82	175.76
	196.46	173.72
	196.46	173.72
	52.67	27.67
	59.71	29.64
	66.48	31.76
	69.77	32.66