A diagnostic test for a certain disease has a sensitivity of 0.86 and a specificity of 0.92. The probability that a patient has the disease is estimated as 0.3. The diagnostic test is given and returns positive. What is the posterior probability that the patient has the disease?
What will be an ideal response?
0.821656
Mathematics
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Plot the complex number.z = -2 - i
A. 
B. 
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D. 
Mathematics
Solve the problem.A gas company has the following rate schedule for natural gas usage in single-family residences:Monthly service charge$8.80Per therm service charge1st 25 therms$0.6686/thermOver 25 therms$0.85870/thermWhat is the charge for using 25 therms in one month?What is the charge for using 45 therms in one month?Construct a function that gives the monthly charge C for x therms of gas.
What will be an ideal response?
Mathematics
Use integration by parts to evaluate the integral 
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?
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B. 
C. 
D. 
E. 
Mathematics
Find the product.(-3m4)(3m4)
A. -9m8 B. 9m6 C. 9m D. -9m
Mathematics