Nazia Shaheen <br/><br/>
Some modified exponential ratio type estimators in the presence of non-response under double sampling  / 
Nazia Shaheen 
 - Islamabad:  Allama Iqbal Open University,  2012. 
 - xii 71 p. 
<br/><br/> HB 
<br/><br/>MPhil Thesis 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ratio and proportion<br/>Dissertations, Academic--MPhil Statistics
<br/><br/><label>Dewey Class. No.: </label>513.2  / NAS