If the repeated measures factor in a mixed factorial design has 5 levels, how many degrees of freedom are associated with the numerator of the F ratio for the main effect for this term in the ANOVA?
a. 1 c. 3
b. 2 d. 4
D
The degrees of freedom associated with the numerator of the F ratio for the main effect of factor B are equal to one less than the number of levels of that factor.
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Research on second-borns shows that they are:
a. higher than first-borns in self-esteem. b. more influenced by their older siblings than by parents. c. less easy-going than first-borns. d. more affected by abandonment than last-borns.
According to research discussed in your textbook, without rehearsal we may start losing information to which we have just been exposed after as few as ________ seconds, and we may have lost most of those same data by about ________ seconds after exposure
a. 1; 5 b. 1; 12 c. 3; 18 d. 5; 25
To work well, vocational education must __________
A) focus heavily on job-related tasks and instruction B) integrate academic and job-related instruction C) provide a pathway to college admission D) focus heavily on basic academic skills
Nearly all addictive drugs
a. increase the activity in all the brain cells. b. prolong the action of transmitter chemicals. c. stimulate the brain's reward circuitry. d. mimic natural neurotransmitters.