For the Pearson r, the sample size, not the value of r, determines the
number of degrees of freedom.
Indicate whether the statement is true or false
T
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Hilde is buying a bulb that will light up when someone rings her doorbell. She is buying this because although she can hear people fairly well during normal conversations, she has a very difficult time hearing the high-pitched sound of the doorbell. Hilde is most likely experiencing a. Parkinson's disease
b. Huntington's disease. c. presbycusis. d. COPD.
Lori downloads and listens to MP3s to help her quit smoking. She cannot consciously detect any antismoking messages. Chances are that the messages are
a. implicit. b. subliminal. c. not there at all. d. superliminal.
The hypothesis "People who listen to the Beatles while studying will perform better on an exam
than students who do not listen to the Beatles" is best tested with which type of statistical test? A) one-tailed t test B) one-way ANOVA C) two-tailed t test D) one-tailed F test
Which of the following is a distinction among the three neuroanatomical regions of the primary somatosensory cortex?
A. Each region receives input from a particular tract in the somatosensory system. B. Two of the regions are responsible for the somatosensory system, but the third responds to the vestibular system. C. Only one of the regions receives input directly from the dorsal root ganglion. D. Despite each region being a different size, there are no functional differences among the regions.