"Ellipsis" is a linguistic device that helps children
a. connect topics in conversations
b. make good impressions on teachers
c. understand the meaning of requests
d. scaffold their conversations with parents
a
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Which of the following is not true of arts development in young children?
a. Children's art skills do not develop along a predictable path. b. Children may move back and forth between developmental stages in art c. Children progress through a series of discrete stages in arts development d. Children who are exposed to art earlier reap the most developmental benefits
Randomization in an experimental design assures
a. external validity of the findings. b. the relevance of the hypothesis in question. c. accurate observation of the dependent variable. d. statistical equivalence of groups. e. lack of pretest sensitivity.
Three of the following are signs that a child is possibly the victim of abuse or neglect at home. Which one is least likely to be a sign of child abuse or neglect?
a. Low achievement test scores b. A tendency to be friendly and outgoing c. Greater-than-average knowledge about sex d. Coming to school without a jacket in snowy weather
A researcher wants to analyze the reliability of a survey that consists of multiple items used to measure the same construct to determine if all items measure the same construct. Which measure of reliability should the researcher compute?
A. central tendency B. Cohen’s kappa C. Solomon’s beta D. Cronbach’s alpha