A hypotheses stating that there is no relationship is usually called a ________ hypothesis.
a. Alternative
b. Research
c. Null
d. Vacant
c. Null
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What effect did the Clinton administration have on the U.S. military?
A) It remanded the title of commander in chief to the attorney general. B) It ordered the CIA to focus more on military intelligence. C) It doubled the budget for military installations. D) It decreased the size of active duty military. E) It built new ships and updated all equipment.
A ________ level of analysis is characterized by forces or facts that come from outside a region and the countries or individuals involved in an event.
Fill in the blank(s) with the appropriate word(s).
Careful participant selection
A) should not include random selection. B) reduces the probability of errors in the statistical computations. C) provides good protection of internal validity. D) controls for threats to external validity.
Plea bargaining allows the accused to ________
A. avoid the danger of being sentenced for more serious charges B. eliminate the chance of losing C. prove his/her innocence beyond reasonable doubt D. obtain the services of an attorney free of cost if he/she is unable to afford one E. enjoy immunity from law