Presentation of data 3 probability 2 Biostatistics 1 Data collection method 1 GENERAL INFORMATION ON THE SOIL 1 GRAPHICAL PRESENTATION OF DATA ,FUNCTIONS IN ECONOMICS 1 INFORMATION AND SITE SAMPLED 1 Measures of central tendency and despersion 1 PRESENTATION OF DATA 1 SPSS-computer file 1 Scaling techniques 1 Scope and application 1 Social sciences-statistical methods-computer programsGraphical presentation of data 1 Statistical methods 1 Testing of hypothesis 1 Types, sources and collection of data 1 anova table 1