If differences between categories are qualitative rather than quantitative, the measurement scale is:
a. ordinal.
b. nominal.
c. ratio.
d. interval.
B
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Your uncle returns home after visiting a sleep clinic. He says the sleep specialists diagnosed him as suffering from narcolepsy. Which of the following sets of symptoms probably led to his decision to seek an evaluation at the sleep clinic?
a. loud snoring and violent leg movements during sleep b. early morning waking and an inability to get back to sleep c. irresistible sleep attacks and sudden loss of muscle tone for brief periods of time d. inability to breathe and sleep at the same time and difficulty getting to sleep
While Dr. Jackson is recording the activity of a squid axon, he finds that a larger depolarizing shock is necessary on occasion in order to produce a new action potential. What is the most likely explanation for Dr. Jackson's observations? a. The squid axon is such an artificial laboratory preparation, it cannot be expected to respond like an axon in a living animal. b. Dr. Jackson's second
shock probably occurs during a relative refractory period. c. Dr. Jackson's second shock probably occurs during an absolute refractory period. d. The squid axon in the laboratory does not have functioning sodium-potassium pumps.
During the first year, an infant's sounds become increasingly _____, which means that specific sounds are produced under specific conditions
A) differentiated B) intentional C) vegetative D) telegraphic
Summarize the latest research findings on gender differences in the brain
What will be an ideal response?