If the calculated value of t exceeds the critical value of t, the researcher
a. fails to reject the null hypothesis
b. commits a Type I error
c. has made a calculational error
d. rejects the null hypothesis e. conducts an F-test
When two variables are related in such a way that when one increases, so does the other, you can conclude that
a. there is no problem with directionality.
b. a confirmatory analysis is inappropriate.
c. the relation between variables is positive.
d. there are no latent variables affecting the relationship.
According to the Council of National Psychological Associations, investigators conducting cultural research should note that
a. the differences across cultural groups are usually much larger than the differences within groups.
b. developing test norms for a new culture is often costly and is not worth the cost most of the time because the norms change slowly.
c. understanding the degree of acculturation of participants is critical to interpreting results.
d. it is most useful to develop a single interpretation of research results and to avoid the complication of seeking alternate explanations.
Researchers who are interested in testing a theory are probably not primarily concerned that the studies have high levels of
a. internal validity.
b. construct validity.
c. external validity.
d. divergent validity.
Null findings are results of a study that
a. disconfirm the researcher's hypothesis
b. confirm a common sense hypothesis
c. reveal no relationships among the variables being studied
d. are dismissed as invalid by the scientific community
e. are pseudoscientific
Quick Reply
