SOCIOL 20 Lecture Notes - Lecture 3: Discriminant, Satisficing, Qualitative Property
Document Summary
Index: : interval level: fixed meaning for distance between categories, fahrenheit, continuous measures: , ratio level: fixed zero point, standard numeric meaning, continuous measures: . Interitem reliability (internal consistency): multiple items used to measure a single concept : cronbach"s alpha (statistic used to measure this reliability; can range from. 0 to 1; 1 is the highest and closer to 0 is the lowest: alternate-forms reliability: comparing subjects responses to slightly different versions of same set of questions (minor modification=changing order, or wording) . Causality : observation project, hypothesis must identify: Independent : dependent , nature of association (ex: men are more likely than women) . Our data are consistent/not consistent with our hypothesis . Relationship between gender and ordering coffee over ice. Intervening variable: doesn"t not hinder causal effects but extraneous do: context: . Do small corporation hire larger proportion of college graduates than larger corporations? (characteristic= corporations not college grads)
