It is important to formulate operational definitions for study variables because it: allows researchers to determine cause and effect. makes it possible to objectively measure change. reduces the risk of confirmation bias. prevents the testing effect from skewing the data.

15 ! answer! which were accomplishments of jane addams? check all that apply. -she established hull house. -she founded the sierra club. -she served on chicago’s board of education. -she published a book of photographs showing the urban poor. -she won the nobel peace prize in 1931.

One similarity between the student non-violent coordinating committee (sncc) and the southern christian leadership conference (sclc) is that they both

When would the government most likely increase in spending