A categorical variable for which each value represents a discrete category is a _____ variable
a. qualitative
b. quantitative
c. continuous
d. class interval
a
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In Europe and the United States today, the infant mortality rate is about:
a. 3.7% b. 1. 7% c. 0.7% d. 0.07%
With regard to brain development, what happens as babies engage in language use?
What will be an ideal response?
Ted experienced tingling in his stomach after a large meal. Shortly afterward, he began to strongly believe that the tingling was evidence he had ulcers, possibly cancer. What is the most likely diagnostic category for Ted?
a) Anxiety disorders. b) Personality disorders. c) Somatic symptom and related disorders. d) Dissociative disorders.
In class, Dr. Heyman discussed the relation between vocabulary and shoe size, and made the point that these factors are:
a. causally related but show no correlation b. negatively correlated and the causal relation tends to be bidirectional c. positively correlated but probably caused by a third factor d. causally related but the direction of the correlation cannot be established