Mathematics, 01.10.2019 22:00 kayyaybruh
At an art exhibition there are 12 paintings of which 10 are original. a visitor selects a painting at random and before decides to buy he asks the opinion of an expert about the authenticity of the painting. the expert is right in 9 out of 10 cases on average. given that the expert decides the painting is authentic what is the probability it really is? if the expert decides the paining is a copy then the visitor returns it and chooses another one what is the probability that her second choice is an original?
Answers: 3
Mathematics, 21.06.2019 14:50, sherry59Sherry59
What is the vertex form of f(x) = x2 + 6x + 3
Answers: 2
Mathematics, 21.06.2019 22:40, btaylor1179
Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.
Answers: 3
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