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# Astudent answers a multiple-choice examination question that offers four possible answers. suppose the probability that the student knows the answer to the question is 0.9 and the probability that the student will guess is 0.1. assume that if the student guesses, the probability of selecting the correct answer is 0.25. if the student correctly answers a question, what is the probability that the student really knew the correct answer? (round your answer to four decimal places.)   ### Another question on Mathematics Mathematics, 21.06.2019 16:20
An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15 Mathematics, 21.06.2019 17:00
The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left Mathematics, 21.06.2019 17:00
Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben? Mathematics, 21.06.2019 18:00
Aschool puts on a play. the play costs $1,200 in expenses. the students charge$4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?
Astudent answers a multiple-choice examination question that offers four possible answers. suppose t...
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