Asaad, Abubakar S. Statistics : made simple for researchers / Abubakar S. Asaad. - Manila : Rex Book Store, 2010. - ix, 233 p. : ill. ; 23 cm. Includes bibliographical references and index. ISBN: 9789712349942 Subjects--Topical Terms: Mathematical statistics. LC Class. No.: QA 276 A82 2010 F