Any factor that limits the ability to generalize the results of a research study to different populations or different environments is a threat to external validity
a. True
b. False
Indicate whether the statement is true or false
True
You might also like to view...
Why do people overspend on funerals?
A. People want to be sure they themselves will receive a lavish funeral. B. The bereaved are in an especially vulnerable emotional state. C. In order to avoid paying inheritance taxes. D. The complexities of governmental regulations related to burying the dead are poorly understood.
If the correlation between two variables is .76, and the sample size is large, we can conclude that
a. there is 76% of a relationship between the two variables. b. there is a strong positive relationship between the two variables. c. there is no relationship between the two variables. d. both a and b
Answer the following statements true (T) or false (F)
1. Marijuana is more hallucinogenic than most drugs in the hallucinogen class 2. THC binds to the same receptors as the naturally occurring neurotransmitter serotonin 3. The addiction potential of marijuana is not considered to be strong 4. The majority of Canadians aged 15 and older have tried marijuana at least once 5. An expert hypnotist can hypnotize virtually anyone
When capable of concrete operational thought, children
are limited to intuitive, perceptual focusing. can apply their reasoning to real situations. can reason about abstractions. are likely to be misled by appearances.