00331    a2200133   4500020001800000050002000018100001800038245003600056250001200092264003100104300002200135500001900157650002100176  a9788122424720  aHA 29 ARA  2009  aAgarwal, B.L.  aBasic statistics/cB.L. Agarwal  a5th ed.  aNew Delhi:bNew Age;c2009  axxiv,806p.:bill.  aincludes index  aBasic statistics