SOCL 2211 Lecture : Socl 2211 Notes Week 92016
Document Summary
Does the measure cover the full range of the variable? . Does the measure generate the same scores as another established measure? . Does the measure correlate with other theoretically related ideas/measures? . ~measures may be one, but not the other! ~we want measure that are both valid and reliable. ~simply give the measure again to the same people and should get the same results. ~multiple measure of same concept should be correlated. ~two people observe same setting and should have same conclusions. Research design getting to the core of the class. ~affect out sampling strategy, particular method choices, and casual conclusions. The unit of analysis can be same of different from unit of observation. ~unit of observation is what unit the measurement is taken from. Use individuals students tests together to compare the average scores. ~ecological fallacy = conclusions about individuals from group data. ~reductionism = conclusions about groups from individual data.
