Mathematics, 14.10.2019 23:40 andreapgomezr
Abag of jelly beans contains 20 jellybeans of different colors. there are 7 blue, 4 yellow, 6 green, and 3 black jellybeans. what is the probability of drawing a green jellybean, eating it, and then drawing another green jellybean?
show me how to solve this, and the answer
Answers: 2
Mathematics, 21.06.2019 18:00
Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?
Answers: 1
Mathematics, 21.06.2019 21:30
In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
Answers: 1
Abag of jelly beans contains 20 jellybeans of different colors. there are 7 blue, 4 yellow, 6 green,...
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