With ________ sampling, there are no systematic biases that result in some members of the population having a greater chance than others of being selected
A) representative
B) random
C) democratic
D) ad hoc
Fill in the blank with the correct answer.
Answer: B
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Ann divides her classes into two groups – a treatment group and a non-treatment group – to test whether her new method of teaching subtraction is better than her old method. This is an example of what type of research?
a) historical b) quasi-experimental c) correlational d) experimental research
Which of the following presidents have been impeached? ?Lyndon B. Johnson
A) ?Andrew Johnson and Bill Clinton B) ?George W. Bush and Bill Clinton C) ?Richard Nixon and Lyndon B. Johnson D) ?Richard Nixon, Lyndon B. Johnson, and Gerald Ford E) ?Richard Nixon and Gerald Ford
Which of the following is NOT a major reason for conducting experiments in field settings as opposed to laboratory settings?
A) to test the external validity of causal conclusions arrived at in the lab B) to determine the effects of events that occur in the field C) to have greater control over confounding variables D) to improve generalizability across settings
In the United States, the ideological continuum can be best thought of as running from a. top to bottom
b. left to right. c. middle to extreme. d. inside to outside.