A limitation of research linking optimism and better health outcome is that it ______
a. has not been conducted on children and adolescents
b. has only involved hospitalized patients
c. has been correlational
d. has focused almost exclusively on females
C
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Which of the following individuals is MOST likely to have Tay-Sachs disease?
a. A 2-year-old Jewish child of Eastern-European background b. A 10-year-old African American c. A 5-year-old European American d. A 20-year-old Hispanic male
Which of the following accurately describes the effect of increasing the sample size?
a. Increases the standard error and has no effect on the risk of a Type I error b. Decreases the standard error and has no effect on the risk of a Type I error c. Increases the risk of a Type I error and has no effect on the standard error d. Decreases the risk of a Type I error and has no effect on the standard error
Continuous variables are measures with responses as categories that cannot be divided into smaller units.
Answer the following statement true (T) or false (F)
Which neural systems need sensory input in the first months after birth because otherwise their neural circuits will quickly degenerate?
A) the language centers of the brain B) the eyes and visual centers of the brain C) the areas that control movement D) the auditory pathways in the brain