In evaluating how effective an anti-bullying program in a school is, Iori asks students how many times they have been bullied in the past four months at the beginning and middle of the semester. However, since he did not use a control group, what form of invalidity may be a problem?
a. compensation.
b. maturation.
c. statistical regression.
d. experimental mortality.
e. causal time order.
B
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Some religions, such as Catholicism, do not recognize a remarriage after divorce unless a. the ex-spouse has died since the divorce
b. both partners are re-baptized. c. neither partner was Catholic until after they were married. d. the first marriage has been annulled.
Which one of the following factors represents an example of a push factor?
a. favorable climate b. employment opportunities c. equal opportunity d. natural disaster
Which of the following is LEAST suited to providing clear evidence about a causal relationship between the independent and dependent variables?
a. classical experimental design b. Solomon four-group design c. posttest-only control group design d. one-shot case study e. pretest-only control group design.
In most preindustrial cultures, polyandry was far more common than polygyny.
Answer the following statement true (T) or false (F)