Jean Twenge believes that the present generation is more narcissistic than previous ones. Evidence supporting this belief consists of . . .
a. A high percentage of teenagers who think of themselves as important persons
b. The positive correlation of frequency of selfie postings and scores on tests of narcissism
c. Both of the above
d. Neither of the above
c. Both of the above
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Research has shown that patients' expectations of treatment effectiveness are affected by what a treatment provider is wearing. A white lab coat tends to increase their expectation of effectiveness. Sandra, a research assistant, had no preconceived ideas about her research project, but by chance she wore a white lab coat when working with experimental Group 1, but jeans and a t-shirt when working with experimental Group 2. This created a confounding variable. This confounding variable was a _____
a) selection bias. b) experimenter bias. c) placebo effect. d) random effect.
A voluntary act motivated by concern for another or by internal values and goals (rather than by external rewards or punishment) is called ________
Fill in the blank with the appropriate word.
In regards to broad dimensions of intelligence, __________ intelligence pertains to our general
semantic knowledge base, such as vocabulary and verbal comprehension. Fill in the blanks with correct word
Infant mortality has been generally increasing since the 1960s.
Answer the following statement true (T) or false (F)