Which of the following is true regarding the chi squared test of independence?
a. It requires a numerical (quantitative) score for each individual.
b. The sample must be random
c. Population parameters such as m and s must be known.
d. The observations must not be independent.
Answer: b. The sample must be random
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What types of intellectual disability are described by the term cultural-familial?
a. those due to drug abuse during pregnancy b. those resulting from sexually transmitted diseases c. those that run in families and are linked to poverty d. those that are due to chromosomal abnormalities common in certain ethnic groups
Persons with blindsight are
a. aware of objects in the scotoma. b. are unaware of objects in all of their visual field. c. are unaware of objects in the scotoma. d. are aware of objects that are not visible to most observers.
Otitis media, a common disease among babies and preschoolers, is a bacterial infection of the
a. stomach and small intestine. b. mouth and throat. c. middle ear. d. eyes.
The usual path of cognition in late adulthood is gradual decline, at least in output
Indicate whether this statement is true or false.