Solve.Katie and some of her friends took part in a marathon race last year and in another one this year. The table shows the times for each person in the two races. Times in Marathon Races
Which runners did better this year than last?
A. Joan, Sandi, Isabelle, Maura
B. Katie, Sonoko, Suzanne
C. Joan, Sandi, Suzanne
D. Joan, Sandi, Isabelle
Answer: D
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Solve the problem.Which fairness criterion is always satisfied by the plurality with elimination method?
A. monotonicity criterion B. majority criterion C. irrelevant alternatives criterion D. head-to-head criterion
Use series to evaluate the limit correct to three decimal places.
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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
Determine whether or not the function is one-to-one.
A. No B. Yes