If 30% of students in a physics class also take a calculus course & further assume that P(“earn A in physics”|”taking calculus”) = .4, P(“earn A in physics”|”not taking calculus”) = .1 If a student earns an A in physics what is the probability said student is taking calculus?
Probability course question
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probability
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1What are you stuck on? – 2012-09-30
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0@Daryl I'm not sure if I'm plugging them in correctly. You don't have to do math but can you set up problem for me? – 2012-09-30
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0I think it is ${12\over19}\approx0.631$. Anon did a good job below. – 2012-10-01