What type of relationship exists between the independent variable and the dependent variable if the effect disappears when a control variable is introduced?
What will be an ideal response?
Spurious
You might also like to view...
The first phase of research is usually
A) the idea-generating phase. B) the data-analysis phase. C) the observation phase. D) the problem-definition phase.
In a dramatic effort to resist the Supreme Court's desegregation decisions, Arkansas governor ___________ called out the National Guard in 1957 to prevent nine black students from entering Little Rock Central High School
a. Lester Maddox b. Charles Nelson Reilly c. Orval Faubus d. Ross Barnett
The fourth amendment assures citizens that they will not be subject to:
a) civil rights searches b) unreasonable searches and seizures c) fraud d) all of the above
Which of the following is an example of an executive order?
a. President Obama's order raising the minimum wage of federal contractors b. President Obama's proposal to reform health care policy c. President Bush's order to send troops to Afghanistan d. President Nixon's order to hold back funding for the Clean Water Act