There are ______ that a researcher must know to be true in order to use a t-test:
A. inferential analyses
B. two assumptions
C. criterion
D. six assumptions
Answer: B
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Brooke was a leader in class and on the playground. Everyone liked her. She was kind to everyone and cooperative. Brooke is likely to be a socially accepted child in a sociometric rating
Indicate whether this statement is true or false.
Electrically charged particles of which two elements are crucial in the transmission of the nerve impulse?
a. iron and sodium b. iron and potassium c. sodium and nickel d. sodium and potassium
A representative sample should have equal numbers of males and females as well as an even balance among all racial groups
a. true b. false
Dale reported numbness in his entire hand from the wrist down. This symptom, however, is not consistent with the organization of the nervous system. A physician found no medical explanation for the numbness and refers Dale to a psychiatrist,
who is likely to consider the diagnosis of a) conversion disorder. b) somatization disorder. c) hypochondriacal disorder. d) psychophysiological disorder.