When a researcher can be confident that experimental effects are actually caused by the independent variables and not some other uncontrolled factors, we say the experiment is high in
a. internal validity
b. random assignment
c. external validity
d. real-world applicability
Answer: A
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Which basic taste lets us detect a mineral that is crucial to survival?
a. Sweet b. Salty c. Sour d. Bitter
Preponderance of the evidence is a more difficult burden of proof to meet than beyond a reasonable doubt.
Answer the following statement true (T) or false (F)
Which of the following is most typical of the interpersonal attitudes and behaviors of someone with histrionic personality disorder?
a. Vacillation between overidealization and bitter disappointment b. Excessive trust and dependence on others' opinions c. Cruel and callous exploitation of others for personal gain d. Repeated manipulation of others to gain attention
Common maternal behaviors of female rats include:
A. killing the weaker pups in a litter. B. licking the pups' genitals to stimulate urination. C. raiding the nests of other rat mothers to kidnap pups. D. urinating on the pups shortly after they are born.