In the long run, according to the text, the external validity of experiments can be best
established:
a. by using true experimental designs.
b. through replication.
c. by conducting field experiments.
d. only in carefully conducted laboratory experiments.
B
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Home schooling
A. Refers to online academic programs B. Is designed to help children with severe disabilities C. Is the education of children at home by parents or hired tutors D. Refers to day care centers for special needs children
Which of the following is an example of the structure of your data when you are seeking a statistic for testing your study hypothesis?
A. You are examining the matched pretest and posttest scores for a group of clients. B. You are examining the proportions of people in your study who have at least one child living in the home. C. You are computing the mean salary of the people in your study sample. D. You are computing the correlation coefficient between three variables.
The term transgendered describes a person’s sexual orientation
Indicate whether the statement is true or false.Dr. Thomas studies racial attitudes. She has two sets of questions on a questionaire. One set asks white
people about black people, and the other asks black people about white people. Each set of questions is dependent on one's answer to the question, "What is your race?" Dr. Thomas is using a _________ to determine which set of questions to ask respondents. A) sign-post question B) contingency question C) double-barreled question D) forced-choice question