Jacques surveys fellow students to rate their preferences for various courses on campus. He finds that the sciences are least popular whereas the humanities are most popular
However, he neglects the fact that he performed his survey right after midterm grades were announced. His friend Ghislaine follows up by doing the same survey at the beginning of the following semester and gets very different results. This may be an issue of
a. ecological validity.
b. temporal validity.
c. internal validity.
d. global validity.
B
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Polls show that Christy, a candidate, is very popular among Hispanics and African Americans in Texas. Thus, it can be predicted that she is likely to win the elections by a large margin due to a large voter turnout of her supporters
Indicate whether the statement is true or false.
Which area of the government controls the bulk of education policy?
A) State and local governments B) The Federal Department of Education C) Congress D) The Senate Commission on Education E) The president