The probability that a specific meteor will hit the Earth is based on:
?
A. ?Scientific evidence based on patterns of meteor velocity and trajectory.
B. ?Scientific evidence based on changing trajectories of the meteor.
C. ?Data collected on past encounters with the meteor.
D. ?Analysis of extremely unlikely events.
E. ?All of the above.
Answer: C
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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
Multiply. Express the product in lowest terms. ?
A.
B. 14z
C.
D.
The reported length (measured in inches) of bass caught at random in a certain lake has Normal (10, 2) distribution. Find the probability that a randomly caught fish has length at least 6 in.
What will be an ideal response?
Find a quadratic function expressed in vertex form that models the data in the given table.
A. y = 2(x + 2003)2 + 5 B. y = 3(x + 2003)2 + 5 C. y = 3(x - 2003)2 + 5 D. y = 2(x - 2003)2 + 5