Which of the following is true about factorial ANOVA?
a. Independent variables must be continuous and dependent variable must be discrete
b. Independent variables must be discrete and dependent variable must be continuous
c. Independent and dependent variables must all be continuous
d. Independent and dependent variables must all be discrete
Ans: b. Independent variables must be discrete and dependent variable must be continuous
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Which of the following statements best summarizes the effects of preterm birth?
a. Preterm births are typically fatal. b. The worrisome effects of preterm birth are exaggerated. There is little to worry about. c. Some physical and cognitive problems may be present during early development, but eventually are reduced or eliminated with proper treatment. d. Cohort effects make it impossible to answer this question.
The __________, located on the top of the kidneys, secrete(s) hormones that regulate salt intake, control stress reactions, and provide a secondary source of sex hormones affecting the sexual changes that occur during adolescence
a) adrenal glands b) thymus gland c) thyroid gland d) gonads