01006nam a22001457a 4500008004100000020001500041100002600056245010400082260005700186300004000243520050100283650001600784700003500800700002500835170124b        xxu||||| |||| 00| 0 eng d  a9717050538  aEstlolano, Marcial P.  aIntroduction to statistics /cMarcial P. Estolano, Anna Lourdes S. Latonio and Florentina D. Monta.  aMetro Manila :bGrandbooks Publishing, Inc.,cc2015.  a80 pages :billustrations ;c26 cm.  aContents: Variables & levels of measurement. -- The summation notation. -- Collection of data. -- Drawing a random sample. -- Methods of presenting data. -- Frequency distribution. -- Methods of central tendency. -- Measures of variability. -- Methods of counting. -- Probability. -- Probability distributions. -- The normal distribution. -- Test of hypothesis concerning one population mean. -- Test of hypothesis concerning two population means. -- Test of hypothesis for equality of variables.  aStatistics.  aLatonio, Anna Maria Lourdes S.  aMonta, Florentina D.