ارد 2.10. Let s(s – U) be an SI sample, and let s (s, CU - s) be an SI sample from the remaining portion of the populati
Posted: Sun Sep 05, 2021 5:09 pm
ارد 2.10. Let s(s – U) be an SI sample, and let s (s, CU - s) be an SI sample from the remaining portion of the population. Let W = EsYx/n and Wv1 = LsYx/n, where n and n, are the respective sizes (fixed) of s and sq. Find the covariance between ĝu and Ûur: