Which of the following is correct regarding alternative hypotheses?
a. They are alternatives to the experimental hypotheses.
b. They state the predicted relationship if the sample statistic does not fall in the region of rejection.
c. They describe the population parameters represented by the sample data if the predicted relationship exists.
d. They describe the population parameters represented by the sample data if the predicted relationship does not exist.
C
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There is no single, identifiable cause for ________ hypertension, which accounts for approximately 85 percent of all cases of high blood pressure
a. systolic b. secondary c. essential d. diastolic
Describe the achievement motive, and discuss how individual differences in the need for achievement influence behavior. Briefly explain how situational factors influence achievement strivings
What will be an ideal response?
The self-concepts of preschoolers and those in middle childhood differ in that a. preschoolers see themselves as either "good at doing things" or not. b. preschoolers can make judgments about their performance in seven different areas, such as physical abilityand peer relationships
c. in middle childhood, children differentiate only between two facets of self-concept: general competence andsocial acceptance. d. children do not develop a self-concept until age 10.
In the previous test on the treatment of anorexia, the resulting t was –3.22, which was significant (p < .05). This tells us that
a. the family therapy condition had a mean that was reliably less than the mean of the control condition. b. the family therapy condition had a mean that was reliably more than the mean of the control condition. c. the family therapy condition had a mean that was unreliably less than the mean of the control condition. d. the family therapy condition had a mean that was unreliably more than the mean of the control condition.