Nehodí sa? Žiadny problém! U nás môžete do 30 dní vrátiť
S darčekovým poukazom nešliapnete vedľa. Obdarovaný si za darčekový poukaz môže vybrať čokoľvek z našej ponuky.
30 dní na vrátenie tovaru
If you need hints on how to collect, describe, compare and analyze data, you will find them in this handy guide. The author addresses: specification; elaboration; sampling of the 'domain' or what is to be sorted. There is also help on: setting the criterion; the pre-test; administration; and recording of results. The author gives special consideration to problems of categorization and illustrates with a real research example.