Mathematics, 22.06.2019 20:00 stodd9503
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.)
Answers: 2
Mathematics, 20.06.2019 18:04, Lilabsterdoll
What is the product of 1.7 × 10–13 and 3.5 × 1025? (5 points) 1.8 × 1012 2.06 × 1012 3.5 × 1012 5.95 × 1012
Answers: 3
Mathematics, 21.06.2019 22:10, oijhpl5085
Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3
Answers: 2
Mathematics, 21.06.2019 23:00, sugar1014
According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.
Answers: 1
Astudent answers a multiple-choice examination question that offers four possible answers. suppose t...
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