Pitch is determined by:
a. the amplitude of the sound wave
b. the number of molecules of air affected by the sound-producing object
c. the frequency of the sound wave
d. the time it takes for a sound to reach the ear
C
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Underextension occurs when a child uses a
a. term from a nonnative language. b. sign instead of a spoken word. c. word too narrowly. d. verb in the place of a noun.
Which of the following is not one of the assumptions of the t-test for independent samples?
a. The populations of raw scores form normal distributions. b. Their dependent scores measure an interval/ratio variable. c. There is homogeneity of variance. d. The standard deviation of at least one of the populations is known.
The view that feedback from others, observing another person's emotional expressions, activates emotional areas in our own brains is mediated by what?
A. sympathetic ganglion B. mirror neurons C. reciprocity circuitry D. this is something only observed in true empaths
Applying the lessons learned from Rosenthal and Jacobson, if you wanted your child to succeed, what would be the best nickname for him?
a. Champ b. Buddy c. Pipsqueak d. Rascal