The sign of the t ratio only becomes important to the statistical decision when
a. null is accepted
b. the degrees of freedom are infinite
c. alpha is set at .05 or less
d. calculating a one-tail t test
d
Psychology
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According to the text, the genetic link is strongest for __________
a) bipolar disorder. b) personality disorders. c) generalized anxiety disorders. d) phobic disorders.
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According to Piaget, what is the key aspect of preoperational stage?
a) symbolic function b) organized, formal, logical mental processes c) increased memory for objects d) increased fine motor skill development
Psychology