Solve.
= -13
A. 25
B. -5, 5
C. 
D. No solution
Answer: B
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Solve the problem.A survey of senior citizens at a doctor's office shows that 53% of the seniors take blood pressure lowering medication and 47% take cholesterol lowering medication. 6% take both medications. What is the probability that a senior citizen takes only one of these medications given that he or she takes at least one of the medications?
A. 0.53 B. -0.060 C. 0.940 D. 0.47
Use Bayes' rule to find the indicated probability.Two shipments of components were received by a factory and stored in two separate bins. Shipment I has 2% of its contents defective, while shipment II has 5% of its contents defective. If it is equally likely an employee will go to either bin and select a component randomly, what is the probability that a defective component came from shipment II?
A. 0.714 B. 0.222 C. 0.5 D. 0.2
Add or subtract.
- 
A. 
B. - 
C. - 
D. 
Which inequality has the graph that is shown?
A. 
B. 
C. 
D. 
E. 