Perform the indicated operation. Simplify if possible.
+ 
A. 5
B. x
C. 1
D. 
Answer: C
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Use braces to write the members of the set, or state that the set has no members.The integers from 5 to 9 (inclusive)
A. {6, 7, 8} B. {6, 7, 8, 9} C. {5, 6, 7, 8} D. {5, 6, 7, 8, 9}
Use Bayes' rule to find the indicated probability.Quality Motors has three plants. Plant 1 produces 35% of the car output, plant 2 produces 20% and plant 3 produces the remaining 45%. One percent of the output of plant 1 is defective, 1.8% of the output of plant 2 is defective and 2% of the output of plant 3 is defective. The annual total production of Quality Motors is 1,000,000 cars. A car chosen at random from the annual output and is found defection. What is the probability that it came from plant 2?
A. 0.35 B. 0.559 C. 0.224 D. 0.217
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
The Cross Multiplication Theorem states:_______________
Fill in the blank(s) with the appropriate word(s).