In GLM equations, the letter z stands for the ____
a. outcome score
b. error
c. dummy variable
d. predictor score
c
You might also like to view...
One of the criticisms of Piaget's theory of cognitive development is that
a. Piaget may have overestimated the cognitive skills of infants and preschool children. b. Piaget may have underestimated the influence of cultural factors on cognitive development. c. the theory focuses too much on individual differences in development. d. evidence for the theory is based on cross-sectional research.
Suppose that, at your 60th high school reunion, you gather together the senior portraits and relate your classmates' facial expressions to their mortality rates. Based on the study of baseball players, what would you expect to find?
a. Facial expressions in the portraits were unrelated to mortality rates. b. Students with big smiles and those with half smiles lived longer than those who did not smile at all, but those with big and half smiles had similar lifespans. c. Students who frowned had very short lifespans while those who smiled even a little had average life spans. d. Students with big smiles had the longest lifespans, followed by those with partial smiles, and then by those with no smiles.
Which statement about research on the genetics of schizophrenia is accurate?
a. Too little genetic research has been done to come to any conclusions. b. Heredity appears to play almost no role in causing schizophrenia. c. Schizophrenia occurs only among identical and fraternal twins. d. Multiple genes interact, while single genes make only a minor contribution.
Head Start programs seem to enhance IQ scores of the children involved by exposing them to such materials as
a. letters and words. c. books. b. numbers. d. all of these.