Mathematics, 18.07.2019 17:00 ashley110608
Abag that contains 7 red marbles, 8 blue marbles, and 5 green marbles. mara randomly chose a marble, then she put it back and randomly chose another marble. what is the probability that she chose 2 blue marbles? write your answer as a decimal.
Answers: 1
Mathematics, 21.06.2019 13:00
(40 points) i need some . an answer definition is appreciated as well.
Answers: 2
Mathematics, 21.06.2019 18:30
An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e.g. 98.7654). x f(x) 0 1 2 3
Answers: 2
Mathematics, 21.06.2019 18:40
Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form: science fiction books to history books 2. write the ratios as fractions: dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.
Answers: 1
Abag that contains 7 red marbles, 8 blue marbles, and 5 green marbles. mara randomly chose a marble,...
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