You would like to implement an interval DRO procedure with one of your students with autism to decrease hand flapping (so that you can get the student to attend to her work eventually). You conduct some baseline observations and find that the student stops flapping her hands for about 2 minutes on average. What would an appropriate initial DRO interval be?
a. 2 seconds
b. 2 minutes, 30 seconds
c. 1 minute, 45 seconds
d. 4 minutes
C
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Both unreliability (unsystematic error) and systematic error (bias) threaten __________
Fill in the blank(s) with correct word
Crowded conditions for young children, according to some experts, tend to
a. increase aggressive behavior and inhibit social involvement. b. result in more withdrawn and shy children. c. result in compliant children. d. increase social interaction and language.
A researcher determines that students are active about 60 ± 12 (M ± SD) min/day. Assuming these data are normally distributed, what is the z score for students being active 48 min/week?
A. 1.0 B. –1.0 C. 0 D. There is not enough information to answer this question.
Identify the minority student population that has been the recent driving force for the extraordinary influx of students into public schools.
a. Hispanic b. African-American c. Asian d. White