Ubaid us salam qazi <br/><br/>
Efficient estimator of population mean under ranked set sampling scheme  / 
Ubaid us salam qazi 
 - Islamabad:  Allama Iqbal Open University,  2019. 
 - xv, 83p. 
<br/><br/> HB 
<br/><br/>MPhil Thesis 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Estimation theary <br/>Dissertations, Academic--MPhil Statistics
<br/><br/><label>Dewey Class. No.: </label>519.544  / UBE