Dr. Olson passes out a survey to his introductory sociology course. He would like to generalize the results of this survey to all college students. Which type of error should Dr. Olson be concerned with

How might reuionfucation of east and west germany in 1990 have been imporant turning point for the soilvet union

Lava and other matierls luanced from a volcano and into the air are referenced as

What policy did "jim crow" laws put in place? black codes integration segregation 2. the supreme court case that established the doctrine of "separate but equal" was dred scott v. sandford plessy v. ferguson brown v. board of education 3. the supreme court case that overturned the doctrine of "separate but equal" wasdred scott v. sandford plessy v. ferguson brown v. board of education