An individual, Jack, is concerned because his sister, Karen, was recently diagnosed with Huntington disease. Jack is 45 years

Question

An individual, Jack, is concerned because his sister, Karen, was recently diagnosed with Huntington disease. Jack is 45 years old and currently asymptomatic. If 40% of 45-year-olds with HD are already symptomatic, what is the chance that Jack has HD? 
Group of answer choices
5/7
2/7
3/8
5/8

Kunduz · Accepted Answer

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