Which of the following statements about random assignment is true?
A. Random assignment is the assignment of participants to different levels of the dependent variable at random.
B. Random assignment is used to ensure that the unique characteristics of participants remain different between groups.
C. Random assignment ensures that participants, and therefore the individual differences of participants, are assigned to groups entirely by chance.
D. Random assignment that can be naturally changed with little effort.
Ans: C
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Among other things, a volunteer orientation should not include ___
a. ?information about the organization structure including goals and objectives of the program b. ?an introduction to the licensing standards and health requirements which affect them c. ?backgrounds of the challenging children in the center d. ?information about required health and safety procedures in the center
Which of the following best describes the scaffolding provided in the event?
a. Esteban's father provided scaffolding for both boys, but Esteban didn't initially benefit from the scaffolding. b. Esteban's father provided scaffolding for both boys and they both initially benefited from the scaffolding. c. Esteban received no scaffolding, but Esteban's father provided scaffolding for Pepe. d. Esteban's father provided scaffolding for both boys, but only Esteban initially benefited from it.
The trial-and-error approach to the world that toddlers take requires the caregiver to provide
a. less guidance. b. more guidance. c. more freedom. d. more space.
Every syllable contains a
a. consonant sound. b. vowel sound. c. digraph. d. diphthong.