At the park, 13-month-old Felix wanders toward other toddlers, returns to his father, interacts briefly with a preschooler, and then returns to his father. Felix is demonstrating the concept of
A) stranger anxiety.
B) secure base.
C) self-efficacy.
D) emotional self-regulation.
B
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Johnny's parents have told him that they are going to a 4th of July picnic tonight, and Johnny is afraid of the fireworks that he is going to see and hear. Which of the following would be the best way for Johnny to deal with this fear? a. Playing "fireworks" with his favorite stuffed animal, telling the toy not to be afraid. b. Asking his father to tell him a story about how fireworks got
their name. c. Trying hard to tell himself to "be brave" and not act like a "baby.". d. Immersing himself in fun activities so he doesn't have to think about the fireworks.
An organizing effect differs from an activating effect of a hormone in that an organizing effect ____.
A. inhibits the effects of another hormone B. lasts only briefly C. activates excitatory receptors D. produces more long-lasting effects
A sampling distribution gives all the values a statistic can take, along with _________
a. the probability of getting each value if sampling is random from the Null Hypothesis Population b. the probability of getting each value under the assumption that it had resulted due to chance alone c. the number of samples in the distribution d. the probability of getting each value if sampling is random from the Null Hypothesis Population and the probability of getting each value under the assumption that it had resulted due to chance alone
___________________ are used by developmental scientists to create hypotheses and identify
variables to be studied. a. Parental suggestions b. Educated guesses c. Theories d. Opinions