The highest scores on the SAT Reasoning Test math section are obtained by
a. white Americans.
b. Asian Americans.
c. African Americans.
d. American Indians.
b
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Which of the following students provides the most accurate statement about the premenstrual syndrome (PMS)?
a. Natasha: "According to the most recent research, hormones play a major role in PMS, especially because the levels of hormones increase and decrease during the menstrual cycle.". b. Midori: "Women who believe that they have PMS are indeed likely to have very negative emotions prior to their menstrual period, and much more positive emotions at other times of their cycle.". c. Charles: "We cannot draw firm conclusions, but psychological and cultural factors seem to play an important role in women's reports about PMS.". d. Dustin: "The most recent research shows that PMS is actually an important component of dysmenorrhea.".
Research on positive illusions and goal-setting indicates that ____
a. when setting goals, most people set aside positive illusions, and are (at least temporarily) realistic b. most people are overly optimistic and ambitious when setting goals c. because most people have positive illusions about themselves and their lives, they usually fail to set goals at all (and just assume that things will turn out well) d. because most people have positive illusions about themselves and their lives, they tend to set goals for the distant future, but not goals for the present or immediate future
If random samples, each with n = 4 scores, are selected from a normal population with ยต = 80 and ? = 36, what is the standard error for the distribution of sample means?
a. 4 c. 18 b. 9 d. 36
Which statement about babies' touch sensation is FALSE?
a. Babies habituate when a body part is stroked repeatedly. b. Older infants use touch to discover objects' properties. c. Touching during massage is stressful for most babies. d. Many reflexes are triggered by touch stimuli.