A Pearson’s r has _______.
a. two ordinal variables
b. two categorical variables
c. two nominal variables
d. two interval or ratio variables
Ans: D
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Some words in English, such as one and two, can be read only by the word recognition method
a. True b. False Indicate whether the statement is true or false
The distinctive characteristic of REM sleep is the presence of:
A) delta-wave brain activity interspersed with hypnic jerks. B) sawtooth brain wave activity resembling beta waves. C) sleep spindles and K complexes. D) low-frequency brain waves large in magnitude.
The Brazelton Neonatal Behavioral Assessment Scale records 20 reflexive behaviors
Indicate whether this statement is true or false.
Which of the following is a reasonable generalization that can be made from the survey conducted by Consumer Reports in 1995 regarding clients' ratings of therapies?
a. Most clients believed that they had benefited marginally from psychotherapy. b. Clients preferred psychologists to psychiatrists and social workers. c. Drug therapies such as Prozac or Xanax helped more than psychotherapy alone. d. The longer clients stayed in therapy, the more they improved.