If statistical analyses show that the difference between condition means is larger than would be expected on the basis of error variance alone, a researcher will
a. accept the null hypothesis
b. reject the null hypothesis
c. fail to reject the null hypothesis
d. reject the experimental hypothesis
e. both a and d
B
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Scholarship suggests that more than half of the promises in the victorious party's presidential platform are completely or mostly implemented
Indicate whether this statement is true or false?
In every state EXCEPT ________, candidates for the state legislature are nominated by political parties in primaries or caucuses
A. Montana B. Massachusetts C. Nebraska D. Utah E. Idaho
Pragmatic political action committees use their campaign donations
a. as a means to display their ideology. b. to get the name of their parent interest group recognized by citizens. c. to gain continued access to incumbent lawmakers and policy makers. d. in unorthodox ways that have been outlawed in many states.
Dr. Toris wants to test an incentive program to increase attendance in her classes. For the first 8 weeks of the semester she does not use the program, and records attendance rates each week
Then she institutes the incentive program for the last 8 weeks and continues to record attendance rate each week. She detects an increase in attendance over the last 8 weeks. This is an example of which experimental design? a. one group pretest-posttest b. interrupted time series c. non-equivalent control group d. multiple baseline