According to classical test theory, what will the reliability coefficient be when the observed score variance is greater than true score variance?

Which of the following is NOT a criticism of the levels-of-processing model?

a. The distinction between shallow and deep processing has never been clearly defined. b. Shallow processing does not always imply a poor memory. c. Researchers cannot control the depth to which their subjects process information. d. The model has not produced further research on the nature of long-term memory. e. Memory is not a directly observable phenomenon.

The two key factors in the development of motor skills are

a. environmental stimulation and diet. b. a responsive environment and proper physical growth. c. maturation of the nervous system and practice. d. diet and a responsive environment. e. diet and proper physical stimulation.