00295nam a2200121 a 450000500170000002000150001708200150003210000190004724500330006625000130009926000360011230000250014820251203090738.0  a0135934915  a519.5bFRE  aFreund, John E  aModern elementary statistics  a5th Edn.  aNew JerseybPrentice Hallc1979  axvc510p.c24 cm. HB