To determine dental maturity, researchers examine
A. number of teeth
B. age of emergence of the teeth
C. number of cavities
D. amount of calcification in the jaw bone
E. number of teeth AND age of emergence of the teeth
F. number of teeth AND age of emergence of the teeth AND amount of calcification in the jaw bone
F
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Children who show resiliency tend to defy expectations.
Answer the following statement true (T) or false (F)
In a psychology class of 100 students, test scores are normally distributed with a mean of 80 and a standard deviation of 5 . Approximately what percentage of students have scores between 70 and 90?
a. 68% b. 80% c. 95% d. 99%
The difference threshold is the ________
a. ability of different species to detect varying aspects of electromagnetic waves, from radio waves to cosmic waves. b. smallest difference in stimulation that can be detected by an observer when two stimuli are compared. c. difference in absolute thresholds between individuals with normal sensory abilities and those who have limitations in one or more senses. d. difference between anatomical codes and functional codes when determining how individuals are able to experience so many different kinds of sensations.
Observing behavior as it happens in real-life natural settings without imposing laboratory controls is known as the __________
a. naturalistic observation method b. experimental method c. correlational method d. psychometric approach