Which of the following t test results has the greatest chance of statistical significance?
a. t(28) = 1.70
b. t(14) = 1.70
c. t(18) = 1.70
d. t(10) = 1.70
a
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A characteristic that first shows up in the formal operational stage is ______
a. irreversibility c. egocentrism b. abstract thinking d. logical thinking
At what age do most women run out of ova?
a. In their late 20's b. Some time in their 30's c. In their late 30's d. Some time in their 40's
One significant reason that clinical psychologists are becoming increasingly interested in the biological causes of mental disorders is
a. a belief that all clinical psychologists should have prescription-writing privileges. b. An understanding that biological factors can often be modified by psychological interventions. c. A reduced belief in the validity of the diathesis-stress model. d. all of the above
Which of the following indicates the strongest correlation?
A. -.80 B. 0.00 C. +.25 D. +.75