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Thirty percent of the CFA candidates have a degree in economics. A random sample of three CFA candidates is selected. What is the probability that at least one of them has a degree in economics?
Multiple sclerosis
A chronic autoimmune disorder affecting the central nervous system, marked by damage to the myelin sheath that covers nerve cells, leading to neurological symptoms.
Alzheimer's disease
A progressive neurodegenerative disorder that causes memory loss, cognitive decline, and ultimately, loss of ability to carry out the simplest tasks.
Failure to thrive syndrome
This syndrome describes a condition in infants and children who have significantly slower physical development than normal, often due to malnutrition, emotional neglect, or underlying health problems.
Down syndrome
A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by physical growth delays and distinctive facial features.
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