The purpose of a control group in a controlled experiment isto provide a
A) wayto determine the p value
B) replication
C) control for the experimenter effect
D) comparison
D
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Conservation refers to the knowledge that quantity is unrelated to the arrangement and physical appearance of objects.
Answer the following statement true (T) or false (F)
Children at age one year sleep for approximately
a) 6–8 hours b) 8–10 hours c) 13–14 hours d) 15-hour plus
Given that on one section of the SAT the mean is 500 and the standard deviation is 100, what is the approximate probability of a student scoring 400 or higher on the test?
a. 0.84 b. 0.50 c. 0.16 d. 0.34
Which of the following statements about gestural languages is FALSE?
a. Speech may have evolved from gestures that were utilized throughout human history. b. Sign languages are part of one's personal identity and define a distinct community and culture. c. American Sign Language is readily understood by those who "speak" French sign or Chinese sign. d. American Sign Language has only 3,000 root signs with variations on the sign altering the meaning.