Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?
A. 0.438
B. 0.487
C. 0.91
D. 0.856
Answer: B
Mathematics
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Solve.Jenna read 
of her book on Monday, 
of her book on Tuesday, and 
of her book on Wednesday. What part of her book has she read?
A. 
B. 
C. 
D. 
Mathematics
Factor completely. If the polynomial is prime, say so.3x2 + x - 4
A. (3x + 4)(x - 3) B. (3x - 4)(x + 1) C. (3x + 4)(x - 1) D. (3x + 1)(x - 1)
Mathematics
Perform the indicated conversion within American units of length.126 inches to yards
A. 42 yd
B. 378 yd
C. 3
yd
D. 10
yd
Mathematics
Use the quadratic function to determine if the function has a maximum or minimum value and then find this maximum or minimum value.f(x) = 
x2 + 4x - 4
A. maximum at 
B. minimum at 
C. minimum at 
D. maximum at 
Mathematics