A researcher would like to describe and compare the attitudes of four different ethnic groups of students at a local state college. To obtain participants for the study while ensuring sufficient numbers of participants from each of the ethnic groups, the researcher should probably use ____ sampling
a. simple random
b. stratified random
c. cluster random
d. systematic
b
Psychology
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Reading readiness tests are designed and standardized for
A) the entire elementary school (grades 1-6). B) kindergarten and grade 1. C) the primary school grades (1-3). D) all grades and age levels from infancy through adulthood.
Psychology
Development is defined as the systematic changes that take place between _____ and death
Fill in the blank(s) with correct word
Psychology