10:00 Feb 21, 2005
Stin prwti periptwsi tis Univariate descriptive analysis I analisi ginetai by gouping scores of a certain range into categories and presenting these frequencies in pictorial or graphical form ( stin sigkekrimeni erevna exoume tables). Stin defteri periptwsi tis Bivariate descriptive analysis ginetai compare categories in terms of averages. Stin Multivariate analysis e3etazi the perceived police effectiveness. Xaraktiristiko kai idiaitera endiaferon ine to gegonos oti o erevntitis xwrizi pros to telos tis analisis tha police contact apo to No police contact. �To go beyond describing characteristics and establishing relationships, that is, to go beyond answering what questions to addressing why questions, take us into the complex and difficult territory of explanatory analysis and the much disputed notion of causation� However, there are not only many views on how this can be achieved, but also dissenting voices that claim such task is impossible�. O diaxwrismos twn metrisewn se diafores methodous ine kalos. Kata ti gnwmi mou, me afto ton tropo epalithevontai ta dedomena kai oi arithmoi. An kais tin arxi, prin meletisw kala tin erevna, imoun etimos na prosthesw tin ellipsi epalithefsis ws ena arnitiko stoixio. Parol�afta, pistevw pws o diaxwrismos aftos voitha stin diadikasia epalithefsis. Oi sxediasmos twn pinakwn ine kalos an kai tha mporouse na ine pio evanagnwstos pros to evri koino. Episis apo tin erevna apousiazi to background twn apotelesmatwn. Me alla logia den mas parousiazi tis mathimatikes diadikasies pou xrisimopiithikan gia tin e3odo aftwn twn apotelesmatwn. Episis, fenete edw afto pou anefera kais tin arxi tou dokimiou. Oti diladi, o erevnitis �epese e3w� apo tin arxiki tou ipothesi. They expected to find that respondents with no police contact would be more likely to rely on media sources. However, the results indicated that none of the media variables achieve statistical significance. To gegonos pantws oti ginete analitiki analisi olwn twn parametrwn den mporoume na to agnoisoume (eg. Race: African Americans etc. ). ��������, ������, ��� �� ����... �� ������� ����� �� greeklish ��� ������ ���� ��� �������� ����... ����, ��� ��, �� ��� ������� ����� �������� �� �� �������... �� �� �������, �������� ��� ��� �� �� ��� ���� �����... ����� �� ������� ����... |