na INLIS000000000009222 I 0010-0317009220 Schaum's outline of theory and problems of statistics Spiegel, Murray R 2nd ed McGraw-Hill 1992 viii, 504 hlm. 29 cm 0077077067 519.5 Spi s 519.5 STATISTICS 228495412 228695412 228495412 228695412 228695412 228495412