For the Wilcoxon signed-ranks T, when T is less than the critical value, we decide to ______.
A. retain the null hypothesis
B. reject the null hypothesis
C. not enough information
Ans: B
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Strategies that are useful for directly teaching vocabulary include all but one of the following:
a. Present words in context b. Have partners teach new vocabulary to each other. c. Introduce a small number of important and useful words at a time d. Provide practice opportunities such as creating a word bank
Childhood disintegrative disorder, Asperger’s syndrome and pervasive developmental disorder are all part of what broad category?
a. Rett syndrome b. autism c. sensory deprivation d. spectrum disorder
Children who experience poverty, illness, violence, abuse or other risk conditions will also experience failure in school
a. True b. False
Bjorn is sitting at his desk in the middle of the room when Mrs. Purcell realizes that he is off task. The other students are quietly working on seatwork. From which physical position would you recommend Mrs. Purcell attempt to discern why Bjorn isn't working?
a. standing next to Bjorn's desk b. kneeling or squatting beside Bjorn's desk c. having Bjorn stand beside her as she sits at the teacher's desk d. standing at the front of the room