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What is Psychology? › ViewDuring the first day of school, Robert is surprised when his psychology teacher states, “Psychology is a science.” By the end of the class period, Robert understands why. What type of information did Robert’s teacher most likely provide to support her statement?
A. Psychologists are very interested in understanding how the brain functions.
B. Psychologists systematically collect research data.
C. Psychologists are very interested in human behavior and mental processes.
D. Psychologists spend many years in college earning advanced degrees.
Immunology › View
A new assay is used to test 120 samples from patients with a clinically confirmed diagnosis of the relevant infection and 50 samples from healthy control subjects. The test results were positive for 90 of the infected patients and positive for 10 of the healthy controls.
Calculate the assay’s specificity.
A. 57%
B. 75%
C. 80%
D. 90%