ESTIMATOR	POPULATION I	POPULATION II
$t_{1}$	100	100
$t_{2}$	164.67	142.02
$t_{3}$	196.88	142.12
$t_{4}$	179.46	142.01
$t_{5}$	169.32	141.93
$t_{6}$	181.96	142.02
$t_{7}$	164.71	141.90
$t_{8}$	226.94	143.00
$t_{9}$	206.72	143.10
$t_{10}$	247.32	145.04
$t_{11}$	233.16	143.23
${\hat{S}}_{P M}^{2}$	270.68	151.84