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Question

Statistics indicate that 4% of mal


es and 0.3% of females are color-blind.

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Assume that


a population is half female.


What is the probability that a randomly selected person is


female, given that the person is color-blind?



A box contains six red marbles


and five green marbles.


Five marbles are selected simulta-


neously and at random.


What is the probability that at least one is red?



Sherlock Holmes is being held captive on an estate and must send a message of his loca-


tion to Dr. Watson.


The probability of success by attaching a note to the collar of his


bloodhound is 0.4, and by carrier pigeon is 0.5.


If the success or failure of each method


is independent of the other, find the probabili


ty the message will arrive if he sends it by


both methods.

Top Answer

1) p ( F / C ) = 0 . 0 3 5 0 . 0 3 ( 0 . 5 ) = 0 . 4 3 2)... View the full answer

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