Students will be familiarized with procedures fro evaluation of data from repeated measurements. They will obtain detaied description of basic statistical characteristics of one-dimensional data dealing with location, variability, skewness and kurtoisis. They will be educated about the possibilities of data mining and searching of typical features of data by using of exploratory data analysis. They will learn to visualize the peculiarities of data and to verify the basic assumptions including idependence, constant variance,homogeneity and normality of data for cardinal scales. They will obtain the basics of data processing for the nominal and ordinal scales also. The explanation will be accompanied by a practical solutions of examples from textile practice.