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Question: Complete the following questions related to screening.

[A] Of these people testing positive, in how many will the results be truly positive & in how many will they be falsely positive? 

[B] Find the predictive value of a positive test?

[C] Your screening facility can process 1000 patients per week.  If you are attempting the early detection of a disease with a prevalence of 2%, & you test has a sensitivity of 95% & a specificity of 90% how many of the people screened in a week will test positive?

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