A bell-shaped curve characterized by a large number of scores in a middle area, tapering to very few extremely high or low scores is known as a(n) __________ curve
a. asymmetrical
b. skewed
c. U-shaped
d. normal
D
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All of the following demonstrate how operant conditioning influences the behavior of children EXCEPT
a. Parents reward gender appropriate behavior and punish gender-inappropriate behavior. b. Parents reward children for expressing attitudes that are similar to their own, and punish or ignore contradictory attitudes. c. Peers choose to play with children who are generous and non-aggressive and avoid those who are aggressive. d. Children learn to anticipate that thunder follows lightening.
What were the sample means that marked the middle 68% in the state if the population mean was 500 and the standard deviation (standard error) for the sampling distribution was 200?
a. 350 and 650 c. 400 and 600 b. 300 and 700 d. 450 and 550
Suppose that the gene that determines how many fingers a person has is coded such that having 5 fingers is dominant and having 6 fingers is recessive
If a person's mother has 5 fingers and his father has 6 fingers, what is the probability that he will be born with 6 fingers? a. 0 % b. 50 % c. 100 % d. the percent cannot be determined because we do not know if his mother is homozygous or heterozygous for this trait
When people express emotion on their face, the __________ of the face usually makes a more intense expression due to control by the __________.
A. right side; left hemisphere B. right side; right hemisphere C. left side; left hemisphere D. left side; right hemisphere