Asurvey shows children who have encyclopedias in their homes earn better grades in school than children whose homes lack encyclopedias. the researcher concludes that having encyclopedias at home improves grades. this conclusion is erroneous primarily because the researcher has incorrectly
a. identified the independent variableb. identified the dependent variablec. inferred correlation from causationd. inferred causation from correlation

As societies modernize, what often happens to crime rates? a. they increase b. they decrease c. they remain the same d. they increase slightly and then fall rapidly

In writing about her findings in a brazilian shantytown, nancy scheper-hughes’s account of alto do cruzeiro provides a window into the terrible toll of nonconsensual organ harvesting among the poor, as well as how she herself changed over time. how might an anthropologist justify the publication of this ethnographic research when considering the problem of ethnographic authority? a. all of the poor must be given an equal voice, thus polyvocality is justification. b. anthropologists are themselves changed in fieldwork, and so honest reflexivity is justification. c. the horrific conditions made it impossible to ignore, and since she obtained informed consent, this is justification. d. authoritative writing asks us to consider what right we have to report, thus a moral challenge is justification.

What was one step that charlemagne took to unite his kingdom? a. he chose a single strong heir to inherit his throne. b. he drove muslim forces out of europe. c. he created and supported schools. d. he declared himself head of the catholic church.