Which of the following represents the alternative or experimental hypothesis for a two group
experiment?
A) M1 = M2 B) M1 - M2 = X1 - X2
C) M1 - M2 = 1 D) M1 ?M2
D
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Which of the following is not true of parent-child interactions that may be linked to gender differences in emotion?
a. Mothers and fathers spend more time trying to get their infant sons to smile than their infant daughters. b. Mothers are more facially expressive when they play with their two-year-old daughters than with their two-year-old sons. c. Parents tend to expose their daughters to a wider range of emotions than their sons. d. Parents tend to encourage girls to maintain close emotional relationships whereas they encourage their sons to control their emotions.
Dave, a graduate student, has difficulty talking to groups. The night before a presentation he tosses and turns; the resulting lack of sleep makes the situation worse. When he makes a presentation he becomes confused and stumbles over his words
As a result, he feels worthless and miserable. Which criteria of abnormal behavior are most useful in analyzing this case? a) dysfunctional and statistical rarity b) dysfunctional and personal distress c) deviance from social norms and statistical rarity d) deviance from social norms and personal distress
Which subtype of psychologist might studyparenting styles and children's self esteem?
A) comparative B) social C) developmental D) educational
A fertilized cell is called a(n) ______________ when it consists of identical cells that have not begun to take on specific functions, and a(n) ______________ once the cells begin to differentiate and form bodily structures and organs.
a. zygote; embryo b. blastocyst; fetus c. embryo; fetus d. blastocyst; embryo