00285nam a2200133Ia 4500020000900000082000800009100001900017245002700036250000600063260006000069300000800129500000800137650000600145  aNULL  a519  aPal, Saroj K.  0aStatistical Techniques  a-  aN. DelhibTata McGraw - Hill Publishing Company Limited  a296  a124  a-