A researcher measures the time (in seconds) it takes a sample of 26 participants to respond to a stimulus presented on a computer screen. The standard deviation for response times is 6. In this example, what is the value for SS?
A. 36
B. 150
C. 900
D. There is not enough information to answer this question.
Ans: C
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What is one possible explanation for why boys are more likely to be identified as having special gifts and talents than girls?
a. Social pressure for girls to be more passive and modest may encourage them to mask their abilities. b. Boys are genetically predisposed to greater intellectual abilities. c. The tests commonly used to identify SGT are not well suited for girls' verbal abilities. d. Boys tend to be more aggressive; in the classroom, this can be confused for above average intelligence.
Charlie’s parents permitted him to play one-hour computer games every day after dinner. Charlie was mad at his brother for touching his game board and hit him on the face. Charlie’s mom took away his privilege for playing the computer game for the night. As a result, Charlie no longer hit his brother. What does this example illustrate?
A. negative reinforcement B. negative punishment C. positive reinforcement D. positive punishment
Categories in a nominal scale are ______.
a. easily defined b. mutually exclusive c. inherently controversial d. well designed